Obsidian is currently always used at the latest desktop Version. which is at the time writing windows build obsidian at ver. 1.6.7. I do also sometimes use the Android Obsidian app also build at ver. 1.6.7. currently being supported with security updates.
To report a vurneability please create an issue on github/philipprochazka/Obsidian-Workspaces/
Android "obsidian-Git extension" ssh is not supported at the obsidian android app. Windows "Obsidian-Git extension" also does have issues with Reaching Git with ssh and seems to be not supported at the obsidian desktop app either. Other versions have not been tested