TOPHACKERONE.md

Top reports from HackerOne program at HackerOne:

1. Account takeover via leaked session cookie to HackerOne - 1552 upvotes, $20000
2. Confidential data of users and limited metadata of programs and reports accessible via GraphQL to HackerOne - 998 upvotes, $0
3. WannaCrypt “Killswitch” to HackerOne - 801 upvotes, $0
4. Email address of any user can be queried on Report Invitation GraphQL type when username is known to HackerOne - 638 upvotes, $0
5. Customer private program can disclose email any users through invited via username to HackerOne - 569 upvotes, $7500
6. profile-picture name parameter with large value lead to DoS for other users and programs on the platform to HackerOne - 466 upvotes, $0
7. How the Bug stole hacking to HackerOne - 457 upvotes, $0
8. Server Side Request Forgery (SSRF) via Analytics Reports to HackerOne - 443 upvotes, $25000
9. June 2022 Incident Report to HackerOne - 415 upvotes, $0
10. An attacker can can view any hacker email via /SaveCollaboratorsMutation operation name to HackerOne - 400 upvotes, $0
11. Reflected XSS on www.hackerone.com and resources.hackerone.com to HackerOne - 367 upvotes, $500
12. [CVE-2022-44268] Arbitrary Remote Leak via ImageMagick to HackerOne - 367 upvotes, $0
13. Hackerone is not properly deleting user id to HackerOne - 346 upvotes, $0
14. Partial disclosure of report activity through new "Export as .zip" feature to HackerOne - 340 upvotes, $10000
15. Getting New Invitations without Leaving Programs to HackerOne - 315 upvotes, $0
16. An attacker can archive and unarchive any structured scope object on HackerOne to HackerOne - 310 upvotes, $12500
17. IDOR - Delete all Licenses and certifications from users account using CreateOrUpdateHackerCertification GraphQL query to HackerOne - 306 upvotes, $0
18. Insecure Direct Object Reference (IDOR) - Delete Campaigns to HackerOne - 304 upvotes, $0
19. Attachment disclosure via summary report to HackerOne - 296 upvotes, $0
20. Team member with Program permission only can escalate to Admin permission to HackerOne - 260 upvotes, $0
21. Information Disclosure in /skills call to HackerOne - 259 upvotes, $10000
22. Internal attachments can be exported via "Export as .zip" feature to HackerOne - 257 upvotes, $0
23. Denial of service via cache poisoning to HackerOne - 233 upvotes, $2500
24. Cross-site Scripting (XSS) on HackerOne careers page to HackerOne - 227 upvotes, $500
25. Reflected XSS on www.hackerone.com via Wistia embed code to HackerOne - 226 upvotes, $500
26. View Titles of Private Reports with pending email invitation to HackerOne - 224 upvotes, $12500
27. Static files on HackerOne.com can be made inaccessible through Cache Poisoning attack to HackerOne - 213 upvotes, $0
28. Race condition in performing retest allows duplicated payments to HackerOne - 212 upvotes, $0
29. Manipulate hacker profile and private program hacktivity to expose your name as researchers who is actively submitting reports with resolve status to HackerOne - 207 upvotes, $0
30. HackerOne SAML signup domain enforcement bypass results in unauthorized access to HackerOne PullRequest organization to HackerOne - 207 upvotes, $0
31. Google Docs link in JS files allows editing & reading survey information to HackerOne - 206 upvotes, $0
32. HackerOne making payments in USDC (Coinbase stable coin) to HackerOne - 199 upvotes, $0
33. HackerOne Jira integration plugin Leaked JWT to unauthorized jira users to HackerOne - 196 upvotes, $3000
34. Uploading large payload on domain instructions causes server-side DoS to HackerOne - 196 upvotes, $2500
35. DOM Based XSS in www.hackerone.com via PostMessage to HackerOne - 195 upvotes, $500
36. 2020-10-09 Credential Stuffing Attack to HackerOne - 193 upvotes, $0
37. Indexing of urls on the "External link warning" pages discloses many vulnerable endpoints from the past and unlisted videos/photos to HackerOne - 192 upvotes, $0
38. An invite-only's program submission state is accessible to users no longer part of the program to HackerOne - 189 upvotes, $500
39. Hacker can bypass 2FA requirement and reporter blacklist through embedded submission form to HackerOne - 187 upvotes, $0
40. IDOR vulnerability in unreleased HackerOne Copilot feature to HackerOne - 187 upvotes, $0
41. Insecure Direct Object Reference (IDOR) Allows Viewing Private Report Details via /bugs.json Endpoint to HackerOne - 184 upvotes, $0
42. Unauthorized access to metadata of undisclosed reports that were retested to HackerOne - 182 upvotes, $0
43. Markdown parsing issue enables insertion of malicious tags and event handlers to HackerOne - 181 upvotes, $5000
44. Disclosure of payment_transactions for programs via GraphQL query to HackerOne - 173 upvotes, $0
45. adding h1_analyst_* to username for normal users to HackerOne - 168 upvotes, $500
46. 404-response contains debug-information with all headers to HackerOne - 167 upvotes, $0
47. Total Paid Bounty Paid can be disclose to HackerOne - 161 upvotes, $500
48. RXSS at image.hackerone.live via the url parameter to HackerOne - 158 upvotes, $500
49. Unreleased CTF Levels are Revealed on /group/user/ID1?user=USERID endpoint to HackerOne - 157 upvotes, $0
50. Hacker.One Subdomain Takeover to HackerOne - 152 upvotes, $0
51. SQL injection in GraphQL endpoint through embedded_submission_form_uuid parameter to HackerOne - 152 upvotes, $0
52. Web Authentication Endpoint Credentials Brute-Force Vulnerability to HackerOne - 151 upvotes, $0
53. Improper CSRF token validation allows attackers to access victim's accounts linked to Hackerone to HackerOne - 151 upvotes, $0
54. IE only: stored Cross-Site Scripting (XSS) vulnerability through Program Asset identifier to HackerOne - 149 upvotes, $2500
55. Account creation with invalid email addresses / email is accepting % and %0d%0a line termination chars to HackerOne - 146 upvotes, $3750
56. Stealing contact form data on www.hackerone.com using Marketo Forms XSS with postMessage frame-jumping and jQuery-JSONP to HackerOne - 145 upvotes, $0
57. Client-Side Race Condition using Marketo, allows sending user to data-protocol in Safari when form without onSuccess is submitted on www.hackerone.com to HackerOne - 145 upvotes, $0
58. Discrepancy in hacker profile report count may reveal existence of a private program by publishing a report to HackerOne - 144 upvotes, $3000
59. h1-202 leaderboard photo discloses local wifi password to HackerOne - 144 upvotes, $500
60. Team object in GraphQL disclosed private_comment to HackerOne - 141 upvotes, $2500
61. Stored XSS in IE11 on hackerone.com via custom fields to HackerOne - 141 upvotes, $0
62. Slack integration setup lacks CSRF protection to HackerOne - 139 upvotes, $2500
63. Banned researcher gets email updates on a private program. to HackerOne - 139 upvotes, $0
64. Unauthorized user can obtain report_sources attribute through Team GraphQL object to HackerOne - 137 upvotes, $2500
65. [ Spot Check ] Team members can edit a user's write-up to HackerOne - 136 upvotes, $0
66. Blind SSRF on errors.hackerone.net due to Sentry misconfiguration to HackerOne - 134 upvotes, $3500
67. Private program disclosure via vpn_suspended GraphQL query to HackerOne - 132 upvotes, $2500
68. Disclose any user's private email through API to HackerOne - 131 upvotes, $0
69. Subdomain takeover at info.hacker.one to HackerOne - 131 upvotes, $0
70. Race Condition leads to undeletable group member to HackerOne - 130 upvotes, $0
71. LLM01: Invisible Prompt Injection to HackerOne - 126 upvotes, $2500
72. Searching from Hacktivity returns hits for words in limited disclosure reports that are not visible to HackerOne - 126 upvotes, $0
73. Content spoofing and potential Cross-Site Scripting vulnerability on www.hackerone.com to HackerOne - 124 upvotes, $0
74. Disclosure handle private program with external link to HackerOne - 122 upvotes, $2500
75. Takeover of hackerone.engineering via Github to HackerOne - 119 upvotes, $1000
76. Internal Gitlab Ticket Disclosure via External Slack Channels to HackerOne - 117 upvotes, $0
77. Leaked H1's Employees Email addresses,meeting info on private bug bounty program ████████ to HackerOne - 115 upvotes, $0
78. Account recovery text message is sending a wrong domain to users. to HackerOne - 113 upvotes, $500
79. Stored XSS on www.hackerone.com due to deleted S3-bucket from old page_widget to HackerOne - 113 upvotes, $0
80. Race Conditions in Popular reports feature. to HackerOne - 112 upvotes, $0
81. Emails of invited collaborators are disclosed in full in payload for report participants to HackerOne - 111 upvotes, $0
82. ActiveStorage throws exception when using whitespace as filename, may lead to denial of service of multiple pages to HackerOne - 110 upvotes, $0
83. @wearehackerone.com is vulnerable to namespace attacks due to hackerone.com not being RFC2142 compliant. to HackerOne - 107 upvotes, $0
84. Recently added 'Country' field doesn't send email notification when changed to HackerOne - 106 upvotes, $0
85. Payload delivery via Social Media urls on H1 profile to HackerOne - 106 upvotes, $0
86. DOM Based XSS in www.hackerone.com via PostMessage (bypass of #398054) to HackerOne - 104 upvotes, $0
87. [Bypass #645264] Report title disclosure despite the program settings for email notification is set to "No Content" to HackerOne - 102 upvotes, $0
88. GraphQL field on Team node can be used to determine if External Program runs invite-only program to HackerOne - 100 upvotes, $2500
89. Blind XSS in app.pullrequest.com/████████ via /reviews/ratings/{uuid} to HackerOne - 99 upvotes, $0
90. Any user could upload attachments to pentest scoping form they don't have access to to HackerOne - 99 upvotes, $0
91. Server Side Request Forgery (SSRF) in webhook functionality to HackerOne - 96 upvotes, $2500
92. Harvesting all private invites using leave program fast-tracked invitation and security@ email forwarding feature to HackerOne - 96 upvotes, $0
93. Subdomain takeover of resources.hackerone.com to HackerOne - 94 upvotes, $0
94. Attacker with an Old account might still be able to DoS ctf.hacker101.com by sending a Crafted request to HackerOne - 94 upvotes, $0
95. Ability to identify actual private from sandboxed programs using link hackerone.com/$handle/terms_acceptance_data.csv to HackerOne - 93 upvotes, $500
96. How the Arch Angel stole Live Events to HackerOne - 93 upvotes, $0
97. Reading redacted data via hackbot's answers to HackerOne - 92 upvotes, $1500
98. Banned user still able to invited to reports as a collabrator and reset the password to HackerOne - 90 upvotes, $0
99. Program Member Could Duplicate Report To A Non Related Program Original Report to HackerOne - 90 upvotes, $0
100. New Hacktivity features:Bounty rewards leakage Where programs doesn’t decide to disclose bounty in limited disclosure report to HackerOne - 89 upvotes, $0
101. Confirmed #2118458: Intentional redirect from www.hackerone.com to domain which is up for sale to HackerOne - 89 upvotes, $0
102. A user can bypass approval step in Hacker Publishing feature, allowing them to publish reports immediately to HackerOne - 88 upvotes, $2500
103. Team object in GraphQL disclosed total number of whitelisted hackers to HackerOne - 86 upvotes, $2500
104. Security@ email forwarding and Embedded Submission drafts can be used to obtain copy of deleted attachments from other HackerOne users to HackerOne - 86 upvotes, $0
105. Creation of bounties through Customer API leads to private email disclosure to HackerOne - 85 upvotes, $0
106. Password not checked when disabling 2FA on HackerOne to HackerOne - 84 upvotes, $0
107. Unauthenticated user can upload an attachment to the last updated report draft to HackerOne - 83 upvotes, $0
108. "Bounties paid in the last 90 days" discloses the undisclosed bounty amount in program statistics to HackerOne - 83 upvotes, $0
109. Denial Of Service (Out Of Memory) on Updating Bounty Table [Urgent] to HackerOne - 83 upvotes, $0
110. An attacker can submit a Pentest Opportunity and change the status of the opportunity from submitted to in_review or reviewed to HackerOne - 83 upvotes, $0
111. Bypass report submit restriction/ban using the API key to HackerOne - 82 upvotes, $0
112. Cloud Computer Hackerone Triager can be Accessible for everyone [h1_analyst_lucas+view@wearehackerone.com] computer to HackerOne - 82 upvotes, $0
113. Scope information is leaked when visiting policy scopes tab of any External Program to HackerOne - 80 upvotes, $0
114. Blind Stored XSS in HackerOne's Sal 4.1.4.2149 (sal.████.com) to HackerOne - 79 upvotes, $0
115. SQL Injection in CVE Discovery Search to HackerOne - 79 upvotes, $0
116. Subdomain takeover #2 at info.hacker.one to HackerOne - 78 upvotes, $0
117. Improper UUID validation results in bypass of #419896 to HackerOne - 78 upvotes, $0
118. Race Condition in Flag Submission to HackerOne - 78 upvotes, $0
119. [hackerone.com] Program's old handles are not blacklisted like usernames and allows reclaim over past handles for potential abuse to HackerOne - 78 upvotes, $0
120. Triager/Team members can edit hacker's report and hacker is not even notified to HackerOne - 77 upvotes, $2500
121. Some limited confidential information can still be accessed after a user exits a private program to HackerOne - 77 upvotes, $50
122. Draft report exposure via slack alerting system for programs to HackerOne - 76 upvotes, $2500
123. Private information exposed through GraphQL filters to HackerOne - 76 upvotes, $0
124. latest_activity_id and latest_activity_at may disclose information about internal activities to unauthorized users to HackerOne - 76 upvotes, $0
125. Bypass of #2035332 RXSS at image.hackerone.live via the url parameter to HackerOne - 75 upvotes, $0
126. Possible PII Disclosure via Advanced Vetting Process - ██████ to HackerOne - 74 upvotes, $2500
127. Reporter, external users, collaborators can mark sent swag awarded to reporter as unsent to HackerOne - 74 upvotes, $0
128. Any one can view collaborater email address via path /reports/<id>/participants to HackerOne - 74 upvotes, $0
129. [IDOR] Improper Access Control on Embedded Submission Form to HackerOne - 74 upvotes, $0
130. Near to Infinite loop when changing Group's name that has API token as Team Member to HackerOne - 73 upvotes, $2500
131. A HackerOne employee's GitHub personal access token exposed in Travis CI build logs to HackerOne - 73 upvotes, $2000
132. Login CSRF vulnerability on hackerone.com to HackerOne - 73 upvotes, $500
133. Pentester can obtain information about other pentesters who applied for the same test, but weren't accepted to HackerOne - 73 upvotes, $500
134. HTML Injection in email via Name field to HackerOne - 73 upvotes, $500
135. Any organization's assets pending review can be downloaded to HackerOne - 73 upvotes, $0
136. Program admins could add verified domains to an organization to HackerOne - 72 upvotes, $0
137. Access Control Vulnerability Enabling Unauthorized Access to Limited Disclosure Reports to HackerOne - 72 upvotes, $0
138. Potential stored Cross-Site Scripting vulnerability in Support Backend to HackerOne - 71 upvotes, $0
139. Usernames still visible on report export pdf despite "I want to redact all usernames" is selected to HackerOne - 71 upvotes, $0
140. [Spot Check] - Ability to disclose metadata about Spot Checks (Number of Hackers + Hackers Criteria) via "SpotCheckSingleQuery" to HackerOne - 71 upvotes, $0
141. Team object in GraphQL discloses team group names and permissions to HackerOne - 70 upvotes, $2500
142. The hacker has access to the administrative part of the management reports in publish report to HackerOne - 70 upvotes, $500
143. Homograph fix Bypass to HackerOne - 70 upvotes, $0
144. Validation message in Bounty award endpoint can be used to determine program balances to HackerOne - 70 upvotes, $0
145. The request tells the number of private programs, the new system of authorization /invite/token to HackerOne - 69 upvotes, $2000
146. Bypass rate limiting on /users/password (possibly site-wide rate limit bypass?) to HackerOne - 69 upvotes, $0
147. Deprecated Hacker101 coursework repository mentions Heroku App that is susceptible to takeover to HackerOne - 68 upvotes, $500
148. Team object in GraphQL disclosed of private programs via the industry to HackerOne - 68 upvotes, $500
149. Race condition leads to duplicate payouts to HackerOne - 68 upvotes, $0
150. Making program preference -> program visibilty feature usless and disclosing API Identifier in the progress and data that may cause potential IDORS. to HackerOne - 68 upvotes, $0
151. Inline banner on Report page discloses whether organization runs a private program to HackerOne - 67 upvotes, $500
152. Being able to disclose IBB bounty table of any public program to HackerOne - 67 upvotes, $0
153. Able to Create Testimonials for myself using Sandbox to HackerOne - 67 upvotes, $0
154. Asset Inventory Internal Descriptions are leaked in CSV export to HackerOne - 66 upvotes, $0
155. HackerOne Undisclosed Report Leak via PoC of Full Disclosure on Hacktivity to HackerOne - 65 upvotes, $500
156. Attachment object in GraphQL continues to grant access to files, even if they are removed from rendering to HackerOne - 65 upvotes, $0
157. Program metrics disclosed response_efficiency_percentage via /program_name json response despite the team decided not to show on their profile to HackerOne - 64 upvotes, $0
158. Second-order SOQL injection through email and campaign name parameter in Salesforce lead submission to HackerOne - 64 upvotes, $0
159. Hackers can find out the ID of private programs to HackerOne - 64 upvotes, $0
160. Partial report contents leakage - via HTTP/2 concurrent stream handling to HackerOne - 63 upvotes, $2500
161. HTTP Parameter Pollution using semicolons in iframe element at hackerone.com/careers allows loading external Greenhouse forms to HackerOne - 63 upvotes, $0
162. Any user with access to program can resume and suspend HackerOne Gateway to HackerOne - 63 upvotes, $0
163. Query parameter reordering causes redirect page to render unsafe URL to HackerOne - 61 upvotes, $1500
164. Disclosure of Email title report in quick award paypout email (no content mode) to HackerOne - 61 upvotes, $500
165. Race condition in joining CTF group to HackerOne - 61 upvotes, $500
166. IDOR on HackerOne Feedback Review to HackerOne - 61 upvotes, $0
167. inviting collaborator using email disclose the hackerone account related to the user to HackerOne - 61 upvotes, $0
168. Report Private Links Leaks to Google Analytics via Query String Param to HackerOne - 59 upvotes, $0
169. HackerOne Staging uses Production data for testing to HackerOne - 58 upvotes, $1000
170. Pixel flood attack to HackerOne - 58 upvotes, $500
171. Private program disclosure of ██████████ through notifications to HackerOne - 58 upvotes, $500
172. Subdomain takeover #3 at info.hacker.one to HackerOne - 58 upvotes, $0
173. HackerOne customer submitted sensitive link to VirusTotal, exposing confidential information to HackerOne - 58 upvotes, $0
174. Stored XSS on https://events.hackerone.com to HackerOne - 58 upvotes, $0
175. Private data related to program exposed via /reports/<id>.json endpoint to external user participant to HackerOne - 58 upvotes, $0
176. Invalid Host detection at https://hackerone.com/redirect to HackerOne - 57 upvotes, $0
177. Team object exposes amount of participants in a private program to non-invited users to HackerOne - 57 upvotes, $0
178. TeamProfile exposes partially sensitive information through GraphQL to HackerOne - 57 upvotes, $0
179. Unauthenticated users can obtain information about Checklist objects with unclaimed ChecklistCheck objects to HackerOne - 57 upvotes, $0
180. Private program policy page still accessible after user left the program to HackerOne - 56 upvotes, $0
181. IDOR in Report CSV export discloses the IDs of Custom Field Attributes of Programs to HackerOne - 56 upvotes, $0
182. Inadequate redaction exposes sensitive information via the “ShareReportViaEmail" GraphQL endpoint to HackerOne - 56 upvotes, $0
183. Parameter pollution in social sharing buttons to HackerOne - 55 upvotes, $500
184. Open Redirect on http://events.hackerone.com/redirect?url=https://naglinagli.github.io to HackerOne - 54 upvotes, $0
185. Private program name disclosure in the invitation mail for another program to HackerOne - 53 upvotes, $0
186. View any user email using the Team's audit log section to HackerOne - 53 upvotes, $0
187. Non Org Admin/Group Manager can create groups in an organization to HackerOne - 53 upvotes, $0
188. New Search Feature: Search for non-public words in limited disclosure reports to HackerOne - 52 upvotes, $2500
189. Open Redirection in index.php page to HackerOne - 52 upvotes, $0
190. "package_name" can be set as desired when submitting a Pentest Opportunity form to HackerOne - 52 upvotes, $0
191. Extra program metrics disclosed via /PROGRAM_NAME json response to HackerOne - 51 upvotes, $0
192. Changing the 2FA secret key and backup codes without knowing the 2FA OTP to HackerOne - 51 upvotes, $0
193. Register & create a ticket as somebody else on HackerOne Support to HackerOne - 51 upvotes, $0
194. Email Forwarding invitations for Drafts are not marked as accepted, allowing multiple users to join a program after disabling Email Forwarding to HackerOne - 50 upvotes, $500
195. Websites opened from reports can change url of report page to HackerOne - 50 upvotes, $0
196. Subdomain takeover #4 at info.hacker.one to HackerOne - 50 upvotes, $0
197. Embedded submission form UUIDs can be enumerated through GraphQL node interface, exposing sensitive program details to HackerOne - 50 upvotes, $0
198. New link opening method makes hackerone vulnerable to tabnabbing to HackerOne - 50 upvotes, $0
199. Hacker email disclosed on submission at hackerone hactivity to HackerOne - 49 upvotes, $100
200. Total bounties paid amount is disclosed because of redesign of the Program Profiles to HackerOne - 49 upvotes, $0
201. View HackerOne challenge scope before challenge begins to HackerOne - 48 upvotes, $0
202. Organization members can delete reports in teams they have no access to to HackerOne - 47 upvotes, $0
203. Domain spoofing in redirect page using RTLO to HackerOne - 46 upvotes, $0
204. Race condition in claiming program credentials to HackerOne - 46 upvotes, $0
205. Custom Field Attributes may be created and updated for customers with Custom Field Trial enabled to HackerOne - 46 upvotes, $0
206. Attachment in published HackerOne report exposure private program to HackerOne - 46 upvotes, $0
207. "Bounty splitting enabled" can discloses if public VDPs are running private VRP to HackerOne - 45 upvotes, $500
208. Missing SPF for hackerone.com to HackerOne - 45 upvotes, $0
209. Report Duplicate Detector can match deleted and draft reports, may disclose title and vulnerability information to HackerOne - 45 upvotes, $0
210. 2M Reports on HackerOne Celebration! - Ability to bulk-submit many reports. to HackerOne - 45 upvotes, $0
211. Minor security issue with Hackerone Invitations from sandbox program to HackerOne - 45 upvotes, $0
212. Repeated mediation requests and multiple emails possible on a report. to HackerOne - 44 upvotes, $500
213. Disclosing a private program in an external link if program is paused to HackerOne - 44 upvotes, $500
214. Google Analytics could be used as CSP bypass for data exfiltration on hackerone.com to HackerOne - 44 upvotes, $0
215. Adding or removing a new non-preferred payout method does not trigger an e-mail or account notification to HackerOne - 44 upvotes, $0
216. Content Security Policy not applied to error pages at multiple HackerOne endpoints to HackerOne - 44 upvotes, $0
217. Hogging up all the resources on hackerone.com to HackerOne - 44 upvotes, $0
218. ImageMagick GIF coder vulnerability leading to memory disclosure to HackerOne - 43 upvotes, $500
219. Response program can display "eligible for bounty" in scope area in program policy to HackerOne - 43 upvotes, $500
220. Disclosure of the name of a program that has a private part with an external link to HackerOne - 43 upvotes, $500
221. HackerOne support disclosing report state without checking user identity to HackerOne - 43 upvotes, $0
222. Private draft report exposure in a program a user is added as a viewer to to HackerOne - 42 upvotes, $2500
223. Hacktivity of a private program visible to banned user if he gets invited to a program by hackbot to HackerOne - 42 upvotes, $500
224. (HackerOne SSO-SAML) Login CSRF, Open Redirect, and Self-XSS Possible Exploitation to HackerOne - 42 upvotes, $0
225. Revoking user session in https://hackerone.com/settings/sessions does not revoke the GraphQL query session to HackerOne - 42 upvotes, $0
226. API Last Request Date/Time Not Updating to HackerOne - 42 upvotes, $0
227. Staff and Triage can modify the initial post of a report, including of already disclosed reports to HackerOne - 42 upvotes, $0
228. IE 11 Self-XSS on Jira Integration Preview Base Link to HackerOne - 41 upvotes, $750
229. Real impersonation to HackerOne - 41 upvotes, $0
230. GraphQL node interface for ActiveResource models lacks encoding for resource identifier, enabling parameter injection in Payments backend to HackerOne - 41 upvotes, $0
231. The possibility of disrupting the normal operation of frontend using markdown to HackerOne - 41 upvotes, $0
232. Proper verification is not done before sending invitations to researchers for certain private programs with rules e.g. "Participants must be US-based" to HackerOne - 40 upvotes, $2500
233. User with privilege to maintain External Programs can update certain churned HackerOne programs to HackerOne - 40 upvotes, $500
234. User login page doesn't implement any form of rate limiting to HackerOne - 40 upvotes, $0
235. information disclosure of another company bug on video. to HackerOne - 40 upvotes, $0
236. Program managers can see draft reports using Export Reports feature to HackerOne - 40 upvotes, $0
237. Report Bulk endpoint "agree-on-going-public" action may reveal Report disclosure state for invite-only programs to HackerOne - 39 upvotes, $500
238. GIF flooding to HackerOne - 39 upvotes, $250
239. Disclosure of top 10 vulnerability types for programs that haven't enabled the Insights feature to HackerOne - 39 upvotes, $0
240. Open redirect vulnerability in index.php to HackerOne - 39 upvotes, $0
241. Disclosure of Program email Title Report when being removed as contributor. Bypass for Report #645264 to HackerOne - 39 upvotes, $0
242. LLM03: Training Data Poisoning via ASCII decoding to HackerOne - 38 upvotes, $200
243. Team object in GraphQL that have a published external program may expose existence of a private program to HackerOne - 38 upvotes, $0
244. Path traversal leading to limited CSRF on GET requests on two endpoints to HackerOne - 38 upvotes, $0
245. Common response suggestion is sent to Google Analytics when user accepts duplicate comment Genius suggestion to HackerOne - 37 upvotes, $500
246. Response program can create bounty table to HackerOne - 37 upvotes, $500
247. Private program email forwarding response invitation not expire after first use. to HackerOne - 37 upvotes, $0
248. Ability to invite a new member on Sandbox Program to HackerOne - 37 upvotes, $0
249. Hackers two email disclosed on submission at hackerone hactivity to HackerOne - 37 upvotes, $0
250. HackerOne Integrations Design Issue to HackerOne - 36 upvotes, $500
251. Private program disclosure through notifications to HackerOne - 36 upvotes, $500
252. AWS S3 bucket writeable for authenticated aws users to HackerOne - 36 upvotes, $0
253. Report invitation links not restricted to any existing user to HackerOne - 36 upvotes, $0
254. HTML injection in email at https://www.hackerone.com/ to HackerOne - 36 upvotes, $0
255. Updating payout preference to CurrencyCloud doesn't notify user via email to HackerOne - 35 upvotes, $500
256. Information leakage of private program to HackerOne - 34 upvotes, $500
257. HackerOne reports escalation to JIRA is CSRF vulnerable to HackerOne - 34 upvotes, $500
258. DNS Cache Poisoning to HackerOne - 34 upvotes, $100
259. Upload profile photo from URL to HackerOne - 34 upvotes, $0
260. Invitation token leaks to https://bat.bing.com to HackerOne - 34 upvotes, $0
261. Bypass comment restriction to HackerOne - 34 upvotes, $0
262. Changing Victim's JIRA Integration Settings Through Multiple Bugs to HackerOne - 33 upvotes, $1000
263. Timing attack towards endpoints on the web without CSRF to HackerOne - 33 upvotes, $0
264. Lack warning label when receiving a letter to HackerOne - 33 upvotes, $0
265. View Any Program's Team Members through GET https://hackerone.com/invitations/ to HackerOne - 32 upvotes, $1000
266. Internal usage of AdBlockPlus may expose PoC URLs to unknown third-parties to HackerOne - 32 upvotes, $0
267. Accidental Access to Programs Information via SAML Login to HackerOne - 32 upvotes, $0
268. Attacker can claim credentials for private program that has a published external program to HackerOne - 32 upvotes, $0
269. Open Redirection in [https://www.hackerone.com/index.php] to HackerOne - 32 upvotes, $0
270. Program Email Nofication settings ignored when being added as an external contributor to HackerOne - 32 upvotes, $0
271. Hackers can reveal the names of private programs that have an external link and Enterprise Product Edition to HackerOne - 32 upvotes, $0
272. Invitation tokens leak to Google Analytics to HackerOne - 31 upvotes, $0
273. Reflected XSS and possible SSRF/XXE on https://events.hackerone.com/conferences/get_recording_slides_xml.xml?url=myserver/xss.xml to HackerOne - 31 upvotes, $0
274. User's who are banned from program can still be invited to the new reports as collaborators to HackerOne - 31 upvotes, $0
275. RCE in profile picture upload to HackerOne - 30 upvotes, $0
276. Non-secure requests are not automatically upgraded to HTTPS to HackerOne - 30 upvotes, $0
277. CSRF at [Apply to this program] that lead to submit your request automatic with out any validations to HackerOne - 30 upvotes, $0
278. A small set of users were assigned someone else's payout preference to HackerOne - 30 upvotes, $0
279. HackerOne Pentesters can access any structured scope object through GraphQL node interface to HackerOne - 30 upvotes, $0
280. Information disclosure - Feedback is accessible on Public profile even after 'disallowed' at https://hackerone.com/settings/feedback to HackerOne - 30 upvotes, $0
281. Broken Authentication and session management OWASP A2 to HackerOne - 29 upvotes, $0
282. Information leakage via CSV when content is valid JavaScript to HackerOne - 29 upvotes, $0
283. Blind SSRF in "Integrations" by abusing a bug in Ruby's native resolver. to HackerOne - 29 upvotes, $0
284. Disclosure of h1 challenges name through the calendar to HackerOne - 29 upvotes, $0
285. Read-only team members can read all properties of webhooks to HackerOne - 29 upvotes, $0
286. Hacker can bypass minimum bounty amount restrictions in "invitation preferences" setting via UpdateInvitationPreferencesMutation GraphQL operation to HackerOne - 29 upvotes, $0
287. Attachment references in markdown don't warn before downloading to HackerOne - 29 upvotes, $0
288. Private information exposed through GraphQL search endpoints aggregates to HackerOne - 29 upvotes, $0
289. Program profile metrics endpoint contains mean time to triage, even when turned off to HackerOne - 28 upvotes, $0
290. Editing Pentest Summary Report Answers After Submitting Them to HackerOne - 28 upvotes, $0
291. Two factor authentication bypass to HackerOne - 28 upvotes, $0
292. Issue with VDP Program's Transition to Private Status and Missing Warning Labels on ORG Invitation to HackerOne - 28 upvotes, $0
293. Ability to bulk submit reports via query named based batching to HackerOne - 27 upvotes, $500
294. Program profile_metrics.json contains time to triage for deptofdefense even it's turned off to HackerOne - 27 upvotes, $250
295. CSP not consistently applied to HackerOne - 27 upvotes, $0
296. Email spoofing to HackerOne - 27 upvotes, $0
297. Report redaction doesn't apply to report title update activities to HackerOne - 27 upvotes, $0
298. A user can request a report to be retested even though the program has not been verified by HackerOne to HackerOne - 27 upvotes, $0
299. IDOR in Bugs overview enables attacker to determine the date range a hackathon was active to HackerOne - 27 upvotes, $0
300. Submitting report through Embedded Submission form gives user indefinite access to a profile to HackerOne - 26 upvotes, $500
301. Able To Check The Exact Bounty Balance of any Bug Bounty Program to HackerOne - 26 upvotes, $0
302. Ability to escape database transaction through SQL injection, leading to arbitrary code execution to HackerOne - 26 upvotes, $0
303. Private invitation links/tokens leak to third-party analytics site to HackerOne - 25 upvotes, $500
304. Switching the user to the attacker's account to HackerOne - 25 upvotes, $150
305. resolved bugs in a program are public despite the program settings to HackerOne - 25 upvotes, $0
306. Unicorn worker pool exhaustion by continuously updating payout preferences to HackerOne - 25 upvotes, $0
307. A team member of the program with Report rights can ban the Admin to HackerOne - 25 upvotes, $0
308. Stored Cross-Site Scripting vulnerability in example Custom Digital Agreement to HackerOne - 25 upvotes, $0
309. [Bypass] Ability to invite a new member in sandbox Organization to HackerOne - 25 upvotes, $0
310. Internal machine learning API endpoint for CWE classification is vulnerable to path traversal to HackerOne - 25 upvotes, $0
311. Transitioning a Private Program to Public Does Not Clear Previously Private Updates to Hackers to HackerOne - 24 upvotes, $500
312. Dangling cloud instance at vpn.inverselink.com to HackerOne - 24 upvotes, $500
313. Can read features from any user to HackerOne - 24 upvotes, $250
314. Hackerone Email Addresses Enumeration to HackerOne - 24 upvotes, $0
315. IDOR on Program Visibilty (Revealed / Concealed) against other team members to HackerOne - 24 upvotes, $0
316. User object in GraphQL exposes number of trial reports for External Programs that also have a Private Program to HackerOne - 24 upvotes, $0
317. Reports submitted by a non 2fa setupped user account can be transferred to a 2fa require submission program to HackerOne - 24 upvotes, $0
318. Lack of input sanitization in Marketo form leads to execution of HTML in lead emails to HackerOne - 23 upvotes, $500
319. People who interviewed for HackerOne security analyst position can be enumerated and their personal email address may be exposed to HackerOne - 23 upvotes, $500
320. Interstitial redirect bypass / open redirect in https://hackerone.com/zendesk_session to HackerOne - 23 upvotes, $0
321. Ability to enumerate private programs using SAML to HackerOne - 23 upvotes, $0
322. Information Disclosure when /invitations/<token>.json is not yet accepted to HackerOne - 23 upvotes, $0
323. Disabled account can still use GraphQL endpoint to HackerOne - 23 upvotes, $0
324. Mishandling of hackerone clear background checks resulting in disclosure of other hacker's information to HackerOne - 23 upvotes, $0
325. HackerOne is still prone to Internet Explorer UXSS to HackerOne - 22 upvotes, $0
326. Self DOM-Based XSS in www.hackerone.com to HackerOne - 22 upvotes, $0
327. report id is exposed for undisclosed reports in Hacktivity to HackerOne - 22 upvotes, $0
328. program_analytics_benchmarks query shows information not visible in public to HackerOne - 22 upvotes, $0
329. Notifications sent due to "Transfer report" functionality may be sent to users who are no longer authorized to see the report to HackerOne - 21 upvotes, $500
330. Information disclosure (reset password token) and changing the user's password to HackerOne - 21 upvotes, $100
331. Improper session management to HackerOne - 21 upvotes, $100
332. Session not expired on logout to HackerOne - 21 upvotes, $100
333. Know undisclosed Bounty Amount when Bounty Statistics are enabled. to HackerOne - 21 upvotes, $0
334. Used email confirmation link reveals the email address which is tied to it to HackerOne - 21 upvotes, $0
335. Improperly validated fields allows injection of arbitrary HTML via spoofed React objects to HackerOne - 20 upvotes, $5000
336. HTML injection can lead to data theft to HackerOne - 20 upvotes, $500
337. Hacker can request mediation for published reports to HackerOne - 20 upvotes, $500
338. CSRF login to HackerOne - 20 upvotes, $0
339. Enumeration of users to HackerOne - 20 upvotes, $0
340. CRLF injection in info.hacker.one to HackerOne - 20 upvotes, $0
341. Homograph attack in escalate report to HackerOne - 20 upvotes, $0
342. SAML Response Reuse on hackerone.com/users/saml/auth to HackerOne - 20 upvotes, $0
343. Two-factor authentication bypass lead to information disclosure about the program and all hackers participate to HackerOne - 20 upvotes, $0
344. Vulnerability with the way \ escaped characters in <http://danlec.com> style links are rendered to HackerOne - 19 upvotes, $5000
345. Tab nabbing in Hackerone inbox. to HackerOne - 19 upvotes, $500
346. Login page password-guessing attack to HackerOne - 19 upvotes, $0
347. Missing Certificate Authority Authorization rule to HackerOne - 19 upvotes, $0
348. Additional bypass allows SSRF for internal netblocks to HackerOne - 19 upvotes, $0
349. Session hijacking attack to HackerOne - 19 upvotes, $0
350. HTML injection that may lead to XSS on HackerOne.com through H1 Triage Wizard Chrome Extension to HackerOne - 19 upvotes, $0
351. 2fa can't be activated on app.pullrequest.com to HackerOne - 19 upvotes, $0
352. Know whether private program for company exist or not to HackerOne - 18 upvotes, $0
353. Possible CSRF during joining report as participant to HackerOne - 18 upvotes, $0
354. Able to create basic user account via Google login on HackerOne Drupal CMS to HackerOne - 18 upvotes, $0
355. Insecure SHA1withRSA in b5s.hackerone-ext-content.com and a4l.hackerone-ext-content.com to HackerOne - 18 upvotes, $0
356. Introspection query leaks sensitive graphql system information. to HackerOne - 18 upvotes, $0
357. Exposing hackerone users personally identifiable information by abusing sandbox with swag reward enabled to HackerOne - 18 upvotes, $0
358. Corrupted Authorization header can cause logs not to be ingested properly in ████████ to HackerOne - 18 upvotes, $0
359. Graphql: Sorting the reports by jira_status field resulted to different value to HackerOne - 18 upvotes, $0
360. Homograph attack to HackerOne - 17 upvotes, $0
361. HTTP header injection in info.hackerone.com allows setting cookies for hackerone.com to HackerOne - 17 upvotes, $0
362. Unintended HTML inclusion as a result of https://hackerone.com/reports/110578 to HackerOne - 17 upvotes, $0
363. Example HackerOne security@ forward domain is not registered to HackerOne - 17 upvotes, $0
364. Private partial disclosure of h1 infrastructure to HackerOne - 17 upvotes, $0
365. Lack of length validation on user address attribute to HackerOne - 17 upvotes, $0
366. Previous attachments can be referenced when creating a new report to HackerOne - 17 upvotes, $0
367. Rounding errors on rewarding a bounty leads to bypassing the 20% H1 commission fee to HackerOne - 17 upvotes, $0
368. Attacker may be able to bounce enough emails which suspend HackerOne's SES service and cause a DoS of HackerOne's email service to HackerOne - 17 upvotes, $0
369. CSRF allows to test email forwarding to HackerOne - 17 upvotes, $0
370. Users querying dim_hacker_reports table through Analytics API can determine data from dim_reports table using WHERE or HAVING query to HackerOne - 17 upvotes, $0
371. Session Not Expire / 2FA Bypass to HackerOne - 17 upvotes, $0
372. Invalid Phabricator API token revealed through error message when escalating a report to HackerOne - 16 upvotes, $500
373. DNS Misconfiguration to HackerOne - 16 upvotes, $0
374. Ability to monitor reports' submission in real time to HackerOne - 16 upvotes, $0
375. Users contents on AWS is cacheable to HackerOne - 16 upvotes, $0
376. Limited Open redirection using SSO-SAML to HackerOne - 16 upvotes, $0
377. www.hackerone.com website CSP "script-src" includes "unsafe-inline" to HackerOne - 16 upvotes, $0
378. Submitted reports state logs leakage to HackerOne - 16 upvotes, $0
379. Hackers can reveal the names of private programs that have an external link to HackerOne - 16 upvotes, $0
380. Enumerating HackerOne Pentests to HackerOne - 16 upvotes, $0
381. Markdown parsing issue enables insertion of malicious tags and event handlers to HackerOne - 15 upvotes, $5000
382. Invited team member can disclosure slack channels to HackerOne - 15 upvotes, $500
383. Old titles are not hidden in reports with limited disclosure to HackerOne - 15 upvotes, $0
384. Report title and issue information prepopulated to HackerOne - 15 upvotes, $0
385. Lack of cross-origin request blocking allows leaking of sensitive information on several endpoints to HackerOne - 15 upvotes, $0
386. Reset the 2FA of the user which can lead to Account Takeover to HackerOne - 15 upvotes, $0
387. 2FA Bypass via Leaked Cookies to HackerOne - 15 upvotes, $0
388. PNG compression DoS to HackerOne - 14 upvotes, $500
389. Flawed account creation process allows registration of usernames corresponding to existing file names to HackerOne - 14 upvotes, $0
390. Able to remove the admin access of my program to HackerOne - 14 upvotes, $0
391. Obtain the username & the uid of the one doing the S3 sync on Hackerone to HackerOne - 14 upvotes, $0
392. Researcher gets email updates on a private program after he/she quits that program. to HackerOne - 14 upvotes, $0
393. Missing Certificate Authority Authorization rule to HackerOne - 14 upvotes, $0
394. Changes to data in a CVE request after draft via GraphQL query to HackerOne - 14 upvotes, $0
395. Improper data update process on UpdatePhabricatorIntegration mutation leads to leak of Phabricator Conduit API token. to HackerOne - 14 upvotes, $0
396. PII data Leakage through hackerone reports to HackerOne - 14 upvotes, $0
397. Names not completely redacted despite "Redact the names of the involved users" is selected to HackerOne - 14 upvotes, $0
398. Bypassing the victim's phone number OTP in the account recovery process on the https://hackerone.com/settings/auth/setup_account_recovery to HackerOne - 14 upvotes, $0
399. Logical issues with account settings to HackerOne - 13 upvotes, $0
400. Inadequate access controls in "Vote" functionality??? to HackerOne - 13 upvotes, $0
401. Requesting Mediation possible on reports that are too old for mediation to HackerOne - 13 upvotes, $0
402. Moving a report to a different program doesn't reassign the Custom Field Values to HackerOne - 13 upvotes, $0
403. Bypassing the External Link Warning to HackerOne - 13 upvotes, $0
404. Race condition allows to send multiple times feedback for the hacker to HackerOne - 13 upvotes, $0
405. Business Logic error leads to bypass 2FA requirement to HackerOne - 13 upvotes, $0
406. Open redirect in "Language change". to HackerOne - 12 upvotes, $500
407. Control Characters Not Stripped From Username on Signup to HackerOne - 12 upvotes, $0
408. Manipulate report timeline activity by using null byte. to HackerOne - 12 upvotes, $0
409. Possible CSRF during external programs to HackerOne - 12 upvotes, $0
410. javascript: and mailto: links are allowed in JIRA integration settings to HackerOne - 12 upvotes, $0
411. GitHub users outside of HackerOne organization can create and update Wiki pages of certain public HackerOne repositories to HackerOne - 12 upvotes, $0
412. Missing rate limit on critical user actions e.g. reset password, change email, disable account. to HackerOne - 12 upvotes, $0
413. Improper Authentication - 2FA OTP Reusable to HackerOne - 12 upvotes, $0
414. CSRF possible when SOP Bypass/UXSS is available to HackerOne - 11 upvotes, $2500
415. homograph attack. IDNs displayed in unicode in bug reports and on external link warning page to HackerOne - 11 upvotes, $500
416. All Active user sessions should be deleted when user change his password! to HackerOne - 11 upvotes, $100
417. CSS leaks SCSS debug info to HackerOne - 11 upvotes, $0
418. RTL override symbol not stripped from file names to HackerOne - 11 upvotes, $0
419. Privilege escalation..., or not?! to HackerOne - 11 upvotes, $0
420. Gain reputation by creating a duplicate of an existing report to HackerOne - 11 upvotes, $0
421. Improve signals in reputation to HackerOne - 11 upvotes, $0
422. Unauthorized Team members viewing to HackerOne - 11 upvotes, $0
423. CSV Injection at the CSV export feature to HackerOne - 11 upvotes, $0
424. Verbose PHP error messages exposed on a blog article to HackerOne - 11 upvotes, $0
425. 2FA requirement bypass when claiming bounty to HackerOne - 11 upvotes, $0
426. Session Management to HackerOne - 10 upvotes, $0
427. Session not invalidated after password reset to HackerOne - 10 upvotes, $0
428. File Name Enumeration to HackerOne - 10 upvotes, $0
429. LinkedIN URL should be HTTPS to HackerOne - 10 upvotes, $0
430. Pre-generation of 2FA secret/backup codes seems like an unnecessary risk to HackerOne - 9 upvotes, $1000
431. No email verification on username change to HackerOne - 9 upvotes, $500
432. Flawed account creation process allows registration of usernames corresponding to existing file names to HackerOne - 9 upvotes, $100
433. "early preview" programs disclosure to HackerOne - 9 upvotes, $0
434. CSV Injection with the CVS export feature to HackerOne - 9 upvotes, $0
435. Reputation Manipulation (Theoretical) to HackerOne - 9 upvotes, $0
436. Reflected Filename Download to HackerOne - 9 upvotes, $0
437. Reward Money Leakage to HackerOne - 9 upvotes, $0
438. Disclosure of external users invited to a specific report to HackerOne - 9 upvotes, $0
439. Information disclosure via policy update notifications after removal from program to HackerOne - 9 upvotes, $0
440. Search query text, including from potentially undisclosed reports, sent to Google Analytics on Inbox query page to HackerOne - 9 upvotes, $0
441. GraphQL sessions aren't immediately invalidated when user password is changed to HackerOne - 9 upvotes, $0
442. Missing Password Confirmation at a Critical Function (Payout Method) to HackerOne - 9 upvotes, $0
443. While adding a payment method - Notification email not sent to newly added email ID as well as there is no verification for new email id (Paypal) to HackerOne - 9 upvotes, $0
444. CSP Bypass: Click handler for links with data-method="post" can cause authenticity_token to be sent off domain to HackerOne - 8 upvotes, $2000
445. Redirect while opening links in new tabs to HackerOne - 8 upvotes, $500
446. Limited CSRF bypass. to HackerOne - 8 upvotes, $500
447. New hacktivity view discloses report IDs of non-public reports to HackerOne - 8 upvotes, $500
448. Password Reset Bug to HackerOne - 8 upvotes, $100
449. Adding an user email address to the list before confirming. to HackerOne - 8 upvotes, $0
450. Ability to see common response titles of other teams (limited) to HackerOne - 8 upvotes, $0
451. Anti-MIME-Sniffing header X-Content-Type-Options header has not been set. to HackerOne - 8 upvotes, $0
452. Autocomplete enabled in Paypal preferences to HackerOne - 8 upvotes, $0
453. Reflected File Download to HackerOne - 8 upvotes, $0
454. Race Conditions Exist When Accepting Invitations to HackerOne - 8 upvotes, $0
455. Private Program all members disclosed to HackerOne - 8 upvotes, $0
456. Leakage badges on disabled user to HackerOne - 8 upvotes, $0
457. Information leakage - Private reports cached by Google to HackerOne - 8 upvotes, $0
458. Information disclosure to HackerOne - 8 upvotes, $0
459. Bypassing Two-Factor Authentication via Account Deactivation and Password Reset to HackerOne - 8 upvotes, $0
460. External programs revealing info to HackerOne - 7 upvotes, $1500
461. Insecure Direct Object Reference vulnerability to HackerOne - 7 upvotes, $500
462. A password reset page does not properly validate the authenticity token at the server side. to HackerOne - 7 upvotes, $100
463. Weird Bug - Ability to see partial of other user's notification to HackerOne - 7 upvotes, $0
464. Session Hijacking attack (Different Scenario) to HackerOne - 7 upvotes, $0
465. Account takeover to HackerOne - 7 upvotes, $0
466. Category- Broken Authentication and Session Management (leads to account compromise if some conditions are met) to HackerOne - 7 upvotes, $0
467. "learn more here", reward email - domain expired. to HackerOne - 7 upvotes, $0
468. Logic Issue with Reputation: Boost Reputation Points to HackerOne - 7 upvotes, $0
469. javascript: and mailto: links are allowed on users' profiles to HackerOne - 7 upvotes, $0
470. Report title autocompletion to HackerOne - 7 upvotes, $0
471. In markdown, parsing things like @danlec and #46072 after links is unsafe to HackerOne - 7 upvotes, $0
472. CSV Injection via the CSV export feature to HackerOne - 7 upvotes, $0
473. Private program activity timeline information disclosure to HackerOne - 7 upvotes, $0
474. External links should use rel="noopener" or use the redirect service to HackerOne - 7 upvotes, $0
475. Increase number of bugs by sending duplicate of your own valid report to HackerOne - 7 upvotes, $0
476. Open redirect deceive in hackerone.com via another open redirect link. to HackerOne - 7 upvotes, $0
477. Ajouter le même utilisateur que celui déjà inscrit dans les équipes to HackerOne - 7 upvotes, $0
478. Temporary banned user (from platform) is able to make submissions via embedded submission forms to HackerOne - 7 upvotes, $0
479. TOTP Authenticator implementation Accepts Expired Codes to HackerOne - 7 upvotes, $0
480. Team Member███ associated with a Custom Group Created with 'Program Managment' only permissions can Comments on Bug Reports to HackerOne - 6 upvotes, $500
481. Multiple issues with Markdown and URL parsing to HackerOne - 6 upvotes, $500
482. Securing sensitive pages from SearchBots to HackerOne - 6 upvotes, $100
483. Flooding mailbox of user to HackerOne - 6 upvotes, $0
484. Email changing to HackerOne - 6 upvotes, $0
485. Restrict any user from logging into his account. to HackerOne - 6 upvotes, $0
486. Making any Report Failed to load to HackerOne - 6 upvotes, $0
487. Markdown code block sequence makes report unreadable to HackerOne - 6 upvotes, $0
488. Logical Issue (Boosting Reputation points) to HackerOne - 6 upvotes, $0
489. Send AJAX request to external domain to HackerOne - 6 upvotes, $0
490. Cross-domain AJAX request to HackerOne - 6 upvotes, $0
491. profile cover can also load external URL's to HackerOne - 6 upvotes, $0
492. Denial of Service any Report to HackerOne - 6 upvotes, $0
493. Deleted name still present via mouseover functionality for user accounts to HackerOne - 6 upvotes, $0
494. Websites opened from reports can change url of report page to HackerOne - 6 upvotes, $0
495. Signals get affected once reports closed as self to HackerOne - 6 upvotes, $0
496. New hacktivity view discloses report IDs of non-public reports to HackerOne - 6 upvotes, $0
497. DOS Report FILE html inside <code> in markdown to HackerOne - 6 upvotes, $0
498. Partial disclosure of undisclosed programs through <meta> tags to HackerOne - 6 upvotes, $0
499. Redirect FILTER bypass in report/comment to HackerOne - 5 upvotes, $500
500. Team member invitations to sandboxed teams are not invalidated consistently (v2) to HackerOne - 5 upvotes, $500
501. Issue with password change to HackerOne - 5 upvotes, $500
502. Accessing title of the report of which you are marked as duplicate to HackerOne - 5 upvotes, $500
503. Change Any username and profile link in hackerone to HackerOne - 5 upvotes, $100
504. creating titleless and non-closable bugs to HackerOne - 5 upvotes, $0
505. harvesting attack on user registration to HackerOne - 5 upvotes, $0
506. No option to logout concurrent sessions to HackerOne - 5 upvotes, $0
507. Improper way of validating a program to HackerOne - 5 upvotes, $0
508. HTTPS is not enforced for objects stored by HackerOne on Amazon S3 to HackerOne - 5 upvotes, $0
509. Missing spf flags for hackerone.com to HackerOne - 5 upvotes, $0
510. Enumeration/Guess of Private (Invited) Programs to HackerOne - 5 upvotes, $0
511. Homograph Attack to HackerOne - 5 upvotes, $0
512. SPF whitelist of mandrill leads to email forgery to HackerOne - 5 upvotes, $0
513. Reopen Disable Accounts/ Hidden Access After Disable to HackerOne - 5 upvotes, $0
514. Potential denial of service in hackerone.com/<program>/reward_settings to HackerOne - 5 upvotes, $0
515. Minimum bounty of a private program is visible for users that were removed from the program to HackerOne - 5 upvotes, $0
516. Team Member(s) associated with a Group have Read-only permission (Post internal comments) can post comment to all the participants to HackerOne - 5 upvotes, $0
517. attack in not an authorized user to HackerOne - 5 upvotes, $0
518. Private Program Disclosure in /:handle/reports/draft.json endpoint to HackerOne - 5 upvotes, $0
519. Null byte injection to HackerOne - 5 upvotes, $0
520. Private Program Disclosure in /:handle/settings/allow_report_submission.json endpoint to HackerOne - 5 upvotes, $0
521. Accepting Invalid characters on email address to HackerOne - 5 upvotes, $0
522. Information Disclosure which violate program privacy to HackerOne - 5 upvotes, $0
523. Mismatch between frontend and backend validation via ban_researcher leads to H1 support and hackers email spam to HackerOne - 5 upvotes, $0
524. CSV injection in the credentials export to HackerOne - 5 upvotes, $0
525. Hackers can Invite Collaborators Without 2FA on Programs Requiring 2FA to HackerOne - 5 upvotes, $0
526. Edit Auto Response Messages to HackerOne - 4 upvotes, $1000
527. Content Spoofing - External Link Warning Page to HackerOne - 4 upvotes, $500
528. Issue with remember_user_token to HackerOne - 4 upvotes, $150
529. Denial of Service to HackerOne - 4 upvotes, $100
530. Criptographic Issue: Strisct Transport Security with not good max age..(TOO SHORT!) to HackerOne - 4 upvotes, $0
531. Arbitrary file uploads to Amazon WS. to HackerOne - 4 upvotes, $0
532. Window Opener Property Bug to HackerOne - 4 upvotes, $0
533. Breaking Bugs as team member to HackerOne - 4 upvotes, $0
534. Auto Approval of Invitation to join Team as a Team member to HackerOne - 4 upvotes, $0
535. Reflected File Download attack allows attacker to 'upload' executables to hackerone.com domain to HackerOne - 4 upvotes, $0
536. Open-redirect on hackerone.com to HackerOne - 4 upvotes, $0
537. Marking notifications as read CSRF bug to HackerOne - 4 upvotes, $0
538. Homograph attack to HackerOne - 4 upvotes, $0
539. (lack of) smtp transport layer security to HackerOne - 4 upvotes, $0
540. Logic error with notifications: user that has left team continues to receive notifications and can not 'clean' this area on account to HackerOne - 4 upvotes, $0
541. mailto: link injection on https://hackerone.com/directory to HackerOne - 4 upvotes, $0
542. Email Notification should be get while changing Paypal Email to HackerOne - 4 upvotes, $0
543. Number of invited researchers disclosed as part of JSON search response to HackerOne - 4 upvotes, $0
544. Minor Bug: Public un-compiled CSS with original sass, versioning, source map, comments, etc. to HackerOne - 4 upvotes, $0
545. Content spoofing on invitations page to HackerOne - 4 upvotes, $0
546. HackerOne Private Programs users disclosure and de-anonymous-ize to HackerOne - 4 upvotes, $0
547. Email Address Leak to HackerOne - 4 upvotes, $0
548. Disclosure of private programs that have an "external" page on HackerOne to HackerOne - 4 upvotes, $0
549. Putting link inside link in markdown to HackerOne - 4 upvotes, $0
550. Possible XSS to HackerOne - 4 upvotes, $0
551. Distinguish EP+Private vs Private programs in HackerOne to HackerOne - 4 upvotes, $0
552. Add text to the title of the page "Thanks" to HackerOne - 4 upvotes, $0
553. Spamming any user from Reset Password Function to HackerOne - 4 upvotes, $0
554. URL Crashing browser. {Tested on firefox, Chrome and Safari} to HackerOne - 4 upvotes, $0
555. Content Spoofing via reports to HackerOne - 4 upvotes, $0
556. Issue with password change in Disabled Account to HackerOne - 4 upvotes, $0
557. Reputation gain split by company can be used to track the existence of otherwise undisclosed reports to HackerOne - 4 upvotes, $0
558. Team member invitations to sandboxed teams are not invalidated consistently to HackerOne - 3 upvotes, $500
559. Private Program and bounty details disclosed as part of JSON search response to HackerOne - 3 upvotes, $500
560. User with Read-Only permissions can request/approve public disclosure to HackerOne - 3 upvotes, $500
561. Internal bounty and swag details disclosed as part of JSON response to HackerOne - 3 upvotes, $500
562. Mediation link can be accepted by other users to HackerOne - 3 upvotes, $500
563. Potential denial of service in hackerone.com/teams/new to HackerOne - 3 upvotes, $0
564. Improper filtering of classes used in codeblocks in Markdown to HackerOne - 3 upvotes, $0
565. Cache leads to Privacy leaks to HackerOne - 3 upvotes, $0
566. Account Hijacking (Only rare case scenario) to HackerOne - 3 upvotes, $0
567. Substantially weakened authenticity verification when using 'Remember me for a week' to HackerOne - 3 upvotes, $0
568. Fake URL + Additional vectors for homograph attack to HackerOne - 3 upvotes, $0
569. External URL page bypass to HackerOne - 3 upvotes, $0
570. Invitation is not properly cancelled while inviting to bug reports. to HackerOne - 3 upvotes, $0
571. Weak HSTS age in support hackerone site to HackerOne - 3 upvotes, $0
572. Hackerone impersonation to HackerOne - 3 upvotes, $0
573. Sending emails (via HackerOne) impersonating other users to HackerOne - 3 upvotes, $0
574. Abusing HOF rankings in limited circumstances to HackerOne - 3 upvotes, $0
575. CSV Injection via the CSV export feature to HackerOne - 3 upvotes, $0
576. SECURITY: Referencing previous Reports attachment_IDs on new Reports via Draft_Sync DELETES Attachments to HackerOne - 3 upvotes, $0
577. HackerOne Important Emails Notification are sent in clear-text to HackerOne - 3 upvotes, $0
578. Redirection Page throwing error instead of redirecting to site to HackerOne - 3 upvotes, $0
579. Reverse Tabnabbing Vulnerability in Outgoing Links to HackerOne - 3 upvotes, $0
580. User with Read-Only permissions can edit the Internal comment Activities on Bug Reports After Revoke the team access permissions to HackerOne - 2 upvotes, $500
581. User with Read-Only permissions can manually public disclosure the report to HackerOne - 2 upvotes, $500
582. Notification of previous signed out user leakage. to HackerOne - 2 upvotes, $0
583. Requesting unknown file type returns Ruby object w/ address to HackerOne - 2 upvotes, $0
584. User with Read-Only permissions can edit the SwagAwarded Activities on Bug Reports to HackerOne - 2 upvotes, $0
585. Denial of service in report view. to HackerOne - 2 upvotes, $0
586. Pending member invitations are not revoked on program name change to HackerOne - 2 upvotes, $0