diff --git a/app.js b/app.js
index df8b5de14f..ab514f1bc2 100644
--- a/app.js
+++ b/app.js
@@ -5,7 +5,7 @@ const cookieParser = require('cookie-parser');
 const bodyParser = require('body-parser');
 const compression = require('compression');
 const redis = require('redis');
-const RedisStore = require('connect-redis').default;
+const connectRedis = require('connect-redis');
 const session = require('express-session');
 const methodOverride = require('method-override');
 const csurf = require('csurf');
@@ -123,16 +123,10 @@ let sessionStore;
 const redisUrl = REDIS_URI;
 if (redisUrl) {
 	logger.info(`Using Redis session store at '${redisUrl}'.`);
+	const RedisStore = connectRedis(session);
 	const client = redis.createClient({
 		url: redisUrl,
 	});
-	client.connect().catch((err) => logger.error(err));
-
-	// The error event must be handled, otherwise the app crashes on redis connection errors.
-	client.on('error', (err) => {
-		logger.error('Redis client error', err);
-	});
-
 	sessionStore = new RedisStore({ client });
 } else {
 	logger.info('Using in-memory session store.');
diff --git a/package-lock.json b/package-lock.json
index e844189a90..fed5f45a6b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -45,7 +45,7 @@
 				"body-parser": "^1.19.0",
 				"ckeditor5-math": "^20.0.0",
 				"compression": "^1.6.2",
-				"connect-redis": "^7.1.0",
+				"connect-redis": "^4.0.3",
 				"cookie-parser": "~1.4.3",
 				"cross-env": "^7.0.3",
 				"csurf": "^1.10.0",
@@ -98,7 +98,7 @@
 				"react": "^16.14.0",
 				"react-dom": "^16.14.0",
 				"react-sortable-hoc": "^1.11.0",
-				"redis": "^4.6.11",
+				"redis": "^3.1.2",
 				"request": "^2.79.0",
 				"request-promise": "^4.2.6",
 				"sanitize-html": "^2.6.1",
@@ -164,7 +164,7 @@
 			},
 			"engines": {
 				"node": "18",
-				"npm": ">=9"
+				"npm": "9"
 			}
 		},
 		"node_modules/@ampproject/remapping": {
@@ -3013,64 +3013,6 @@
 				"node": ">= 8"
 			}
 		},
-		"node_modules/@redis/bloom": {
-			"version": "1.2.0",
-			"resolved": "https://registry.npmjs.org/@redis/bloom/-/bloom-1.2.0.tgz",
-			"integrity": "sha512-HG2DFjYKbpNmVXsa0keLHp/3leGJz1mjh09f2RLGGLQZzSHpkmZWuwJbAvo3QcRY8p80m5+ZdXZdYOSBLlp7Cg==",
-			"peerDependencies": {
-				"@redis/client": "^1.0.0"
-			}
-		},
-		"node_modules/@redis/client": {
-			"version": "1.5.12",
-			"resolved": "https://registry.npmjs.org/@redis/client/-/client-1.5.12.tgz",
-			"integrity": "sha512-/ZjE18HRzMd80eXIIUIPcH81UoZpwulbo8FmbElrjPqH0QC0SeIKu1BOU49bO5trM5g895kAjhvalt5h77q+4A==",
-			"dependencies": {
-				"cluster-key-slot": "1.1.2",
-				"generic-pool": "3.9.0",
-				"yallist": "4.0.0"
-			},
-			"engines": {
-				"node": ">=14"
-			}
-		},
-		"node_modules/@redis/client/node_modules/yallist": {
-			"version": "4.0.0",
-			"resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
-			"integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
-		},
-		"node_modules/@redis/graph": {
-			"version": "1.1.1",
-			"resolved": "https://registry.npmjs.org/@redis/graph/-/graph-1.1.1.tgz",
-			"integrity": "sha512-FEMTcTHZozZciLRl6GiiIB4zGm5z5F3F6a6FZCyrfxdKOhFlGkiAqlexWMBzCi4DcRoyiOsuLfW+cjlGWyExOw==",
-			"peerDependencies": {
-				"@redis/client": "^1.0.0"
-			}
-		},
-		"node_modules/@redis/json": {
-			"version": "1.0.6",
-			"resolved": "https://registry.npmjs.org/@redis/json/-/json-1.0.6.tgz",
-			"integrity": "sha512-rcZO3bfQbm2zPRpqo82XbW8zg4G/w4W3tI7X8Mqleq9goQjAGLL7q/1n1ZX4dXEAmORVZ4s1+uKLaUOg7LrUhw==",
-			"peerDependencies": {
-				"@redis/client": "^1.0.0"
-			}
-		},
-		"node_modules/@redis/search": {
-			"version": "1.1.6",
-			"resolved": "https://registry.npmjs.org/@redis/search/-/search-1.1.6.tgz",
-			"integrity": "sha512-mZXCxbTYKBQ3M2lZnEddwEAks0Kc7nauire8q20oA0oA/LoA+E/b5Y5KZn232ztPb1FkIGqo12vh3Lf+Vw5iTw==",
-			"peerDependencies": {
-				"@redis/client": "^1.0.0"
-			}
-		},
-		"node_modules/@redis/time-series": {
-			"version": "1.0.5",
-			"resolved": "https://registry.npmjs.org/@redis/time-series/-/time-series-1.0.5.tgz",
-			"integrity": "sha512-IFjIgTusQym2B5IZJG3XKr5llka7ey84fw/NOYqESP5WUfQs9zz1ww/9+qoz4ka/S6KcGBodzlCeZ5UImKbscg==",
-			"peerDependencies": {
-				"@redis/client": "^1.0.0"
-			}
-		},
 		"node_modules/@sindresorhus/is": {
 			"version": "0.7.0",
 			"resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.7.0.tgz",
@@ -5869,14 +5811,6 @@
 				"readable-stream": "^2.3.5"
 			}
 		},
-		"node_modules/cluster-key-slot": {
-			"version": "1.1.2",
-			"resolved": "https://registry.npmjs.org/cluster-key-slot/-/cluster-key-slot-1.1.2.tgz",
-			"integrity": "sha512-RMr0FhtfXemyinomL4hrWcYJxmX6deFdCxpJzhDttxgO1+bcCnkk+9drydLVDmAMG7NE6aN/fl4F7ucU/90gAA==",
-			"engines": {
-				"node": ">=0.10.0"
-			}
-		},
 		"node_modules/coa": {
 			"version": "2.0.2",
 			"resolved": "https://registry.npmjs.org/coa/-/coa-2.0.2.tgz",
@@ -6163,14 +6097,11 @@
 			}
 		},
 		"node_modules/connect-redis": {
-			"version": "7.1.0",
-			"resolved": "https://registry.npmjs.org/connect-redis/-/connect-redis-7.1.0.tgz",
-			"integrity": "sha512-UaqO1EirWjON2ENsyau7N5lbkrdYBpS6mYlXSeff/OYXsd6EGZ+SXSmNPoljL2PSua8fgjAEaldSA73PMZQ9Eg==",
+			"version": "4.0.3",
+			"resolved": "https://registry.npmjs.org/connect-redis/-/connect-redis-4.0.3.tgz",
+			"integrity": "sha512-Php0P0ShNfilW6f2d/2v7Q0VAiFeBYsg0bIgu8ST3x26CcQ1JtzV6vxPLUwK0uiq10hQSMR+HzSNhWbcvx6nLg==",
 			"engines": {
-				"node": ">=16"
-			},
-			"peerDependencies": {
-				"express-session": ">=1"
+				"node": ">=8.0.0"
 			}
 		},
 		"node_modules/console-browserify": {
@@ -7278,6 +7209,14 @@
 				"node": ">=0.4.0"
 			}
 		},
+		"node_modules/denque": {
+			"version": "1.5.1",
+			"resolved": "https://registry.npmjs.org/denque/-/denque-1.5.1.tgz",
+			"integrity": "sha512-XwE+iZ4D6ZUB7mfYRMb5wByE8L74HCn30FBN7sWnXksWc1LO1bPDl67pBR9o/kC4z/xSNAwkMYcGgqDV3BE3Hw==",
+			"engines": {
+				"node": ">=0.10"
+			}
+		},
 		"node_modules/depd": {
 			"version": "1.1.2",
 			"resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -10086,14 +10025,6 @@
 			"resolved": "https://registry.npmjs.org/generate-password/-/generate-password-1.6.1.tgz",
 			"integrity": "sha512-JvtWSiN4KVmF6kBFi89Uz9LLN7l/EuGZYiKrIxddFlKcjSgc3D3va0Z5faooNwN85O0VBlt/ZtTdqhbQKhAOyw=="
 		},
-		"node_modules/generic-pool": {
-			"version": "3.9.0",
-			"resolved": "https://registry.npmjs.org/generic-pool/-/generic-pool-3.9.0.tgz",
-			"integrity": "sha512-hymDOu5B53XvN4QT9dBmZxPX4CWhBPPLguTZ9MMFeFa/Kg0xWVfylOVNlJji/E7yTZWFd/q9GO5TxDLq156D7g==",
-			"engines": {
-				"node": ">= 4"
-			}
-		},
 		"node_modules/gensync": {
 			"version": "1.0.0-beta.2",
 			"resolved": "https://registry.npmjs.org/gensync/-/gensync-1.0.0-beta.2.tgz",
@@ -19758,16 +19689,45 @@
 			}
 		},
 		"node_modules/redis": {
-			"version": "4.6.11",
-			"resolved": "https://registry.npmjs.org/redis/-/redis-4.6.11.tgz",
-			"integrity": "sha512-kg1Lt4NZLYkAjPOj/WcyIGWfZfnyfKo1Wg9YKVSlzhFwxpFIl3LYI8BWy1Ab963LLDsTz2+OwdsesHKljB3WMQ==",
+			"version": "3.1.2",
+			"resolved": "https://registry.npmjs.org/redis/-/redis-3.1.2.tgz",
+			"integrity": "sha512-grn5KoZLr/qrRQVwoSkmzdbw6pwF+/rwODtrOr6vuBRiR/f3rjSTGupbF90Zpqm2oenix8Do6RV7pYEkGwlKkw==",
+			"dependencies": {
+				"denque": "^1.5.0",
+				"redis-commands": "^1.7.0",
+				"redis-errors": "^1.2.0",
+				"redis-parser": "^3.0.0"
+			},
+			"engines": {
+				"node": ">=10"
+			},
+			"funding": {
+				"type": "opencollective",
+				"url": "https://opencollective.com/node-redis"
+			}
+		},
+		"node_modules/redis-commands": {
+			"version": "1.7.0",
+			"resolved": "https://registry.npmjs.org/redis-commands/-/redis-commands-1.7.0.tgz",
+			"integrity": "sha512-nJWqw3bTFy21hX/CPKHth6sfhZbdiHP6bTawSgQBlKOVRG7EZkfHbbHwQJnrE4vsQf0CMNE+3gJ4Fmm16vdVlQ=="
+		},
+		"node_modules/redis-errors": {
+			"version": "1.2.0",
+			"resolved": "https://registry.npmjs.org/redis-errors/-/redis-errors-1.2.0.tgz",
+			"integrity": "sha512-1qny3OExCf0UvUV/5wpYKf2YwPcOqXzkwKKSmKHiE6ZMQs5heeE/c8eXK+PNllPvmjgAbfnsbpkGZWy8cBpn9w==",
+			"engines": {
+				"node": ">=4"
+			}
+		},
+		"node_modules/redis-parser": {
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/redis-parser/-/redis-parser-3.0.0.tgz",
+			"integrity": "sha512-DJnGAeenTdpMEH6uAJRK/uiyEIH9WVsUmoLwzudwGJUwZPp80PDBWPHXSAGNPwNvIXAbe7MSUB1zQFugFml66A==",
 			"dependencies": {
-				"@redis/bloom": "1.2.0",
-				"@redis/client": "1.5.12",
-				"@redis/graph": "1.1.1",
-				"@redis/json": "1.0.6",
-				"@redis/search": "1.1.6",
-				"@redis/time-series": "1.0.5"
+				"redis-errors": "^1.0.0"
+			},
+			"engines": {
+				"node": ">=4"
 			}
 		},
 		"node_modules/regenerate": {
@@ -26956,53 +26916,6 @@
 				"fastq": "^1.6.0"
 			}
 		},
-		"@redis/bloom": {
-			"version": "1.2.0",
-			"resolved": "https://registry.npmjs.org/@redis/bloom/-/bloom-1.2.0.tgz",
-			"integrity": "sha512-HG2DFjYKbpNmVXsa0keLHp/3leGJz1mjh09f2RLGGLQZzSHpkmZWuwJbAvo3QcRY8p80m5+ZdXZdYOSBLlp7Cg==",
-			"requires": {}
-		},
-		"@redis/client": {
-			"version": "1.5.12",
-			"resolved": "https://registry.npmjs.org/@redis/client/-/client-1.5.12.tgz",
-			"integrity": "sha512-/ZjE18HRzMd80eXIIUIPcH81UoZpwulbo8FmbElrjPqH0QC0SeIKu1BOU49bO5trM5g895kAjhvalt5h77q+4A==",
-			"requires": {
-				"cluster-key-slot": "1.1.2",
-				"generic-pool": "3.9.0",
-				"yallist": "4.0.0"
-			},
-			"dependencies": {
-				"yallist": {
-					"version": "4.0.0",
-					"resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
-					"integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
-				}
-			}
-		},
-		"@redis/graph": {
-			"version": "1.1.1",
-			"resolved": "https://registry.npmjs.org/@redis/graph/-/graph-1.1.1.tgz",
-			"integrity": "sha512-FEMTcTHZozZciLRl6GiiIB4zGm5z5F3F6a6FZCyrfxdKOhFlGkiAqlexWMBzCi4DcRoyiOsuLfW+cjlGWyExOw==",
-			"requires": {}
-		},
-		"@redis/json": {
-			"version": "1.0.6",
-			"resolved": "https://registry.npmjs.org/@redis/json/-/json-1.0.6.tgz",
-			"integrity": "sha512-rcZO3bfQbm2zPRpqo82XbW8zg4G/w4W3tI7X8Mqleq9goQjAGLL7q/1n1ZX4dXEAmORVZ4s1+uKLaUOg7LrUhw==",
-			"requires": {}
-		},
-		"@redis/search": {
-			"version": "1.1.6",
-			"resolved": "https://registry.npmjs.org/@redis/search/-/search-1.1.6.tgz",
-			"integrity": "sha512-mZXCxbTYKBQ3M2lZnEddwEAks0Kc7nauire8q20oA0oA/LoA+E/b5Y5KZn232ztPb1FkIGqo12vh3Lf+Vw5iTw==",
-			"requires": {}
-		},
-		"@redis/time-series": {
-			"version": "1.0.5",
-			"resolved": "https://registry.npmjs.org/@redis/time-series/-/time-series-1.0.5.tgz",
-			"integrity": "sha512-IFjIgTusQym2B5IZJG3XKr5llka7ey84fw/NOYqESP5WUfQs9zz1ww/9+qoz4ka/S6KcGBodzlCeZ5UImKbscg==",
-			"requires": {}
-		},
 		"@sindresorhus/is": {
 			"version": "0.7.0",
 			"resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.7.0.tgz",
@@ -29230,11 +29143,6 @@
 				"readable-stream": "^2.3.5"
 			}
 		},
-		"cluster-key-slot": {
-			"version": "1.1.2",
-			"resolved": "https://registry.npmjs.org/cluster-key-slot/-/cluster-key-slot-1.1.2.tgz",
-			"integrity": "sha512-RMr0FhtfXemyinomL4hrWcYJxmX6deFdCxpJzhDttxgO1+bcCnkk+9drydLVDmAMG7NE6aN/fl4F7ucU/90gAA=="
-		},
 		"coa": {
 			"version": "2.0.2",
 			"resolved": "https://registry.npmjs.org/coa/-/coa-2.0.2.tgz",
@@ -29472,10 +29380,9 @@
 			"dev": true
 		},
 		"connect-redis": {
-			"version": "7.1.0",
-			"resolved": "https://registry.npmjs.org/connect-redis/-/connect-redis-7.1.0.tgz",
-			"integrity": "sha512-UaqO1EirWjON2ENsyau7N5lbkrdYBpS6mYlXSeff/OYXsd6EGZ+SXSmNPoljL2PSua8fgjAEaldSA73PMZQ9Eg==",
-			"requires": {}
+			"version": "4.0.3",
+			"resolved": "https://registry.npmjs.org/connect-redis/-/connect-redis-4.0.3.tgz",
+			"integrity": "sha512-Php0P0ShNfilW6f2d/2v7Q0VAiFeBYsg0bIgu8ST3x26CcQ1JtzV6vxPLUwK0uiq10hQSMR+HzSNhWbcvx6nLg=="
 		},
 		"console-browserify": {
 			"version": "1.2.0",
@@ -30350,6 +30257,11 @@
 			"resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
 			"integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
 		},
+		"denque": {
+			"version": "1.5.1",
+			"resolved": "https://registry.npmjs.org/denque/-/denque-1.5.1.tgz",
+			"integrity": "sha512-XwE+iZ4D6ZUB7mfYRMb5wByE8L74HCn30FBN7sWnXksWc1LO1bPDl67pBR9o/kC4z/xSNAwkMYcGgqDV3BE3Hw=="
+		},
 		"depd": {
 			"version": "1.1.2",
 			"resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -32523,11 +32435,6 @@
 			"resolved": "https://registry.npmjs.org/generate-password/-/generate-password-1.6.1.tgz",
 			"integrity": "sha512-JvtWSiN4KVmF6kBFi89Uz9LLN7l/EuGZYiKrIxddFlKcjSgc3D3va0Z5faooNwN85O0VBlt/ZtTdqhbQKhAOyw=="
 		},
-		"generic-pool": {
-			"version": "3.9.0",
-			"resolved": "https://registry.npmjs.org/generic-pool/-/generic-pool-3.9.0.tgz",
-			"integrity": "sha512-hymDOu5B53XvN4QT9dBmZxPX4CWhBPPLguTZ9MMFeFa/Kg0xWVfylOVNlJji/E7yTZWFd/q9GO5TxDLq156D7g=="
-		},
 		"gensync": {
 			"version": "1.0.0-beta.2",
 			"resolved": "https://registry.npmjs.org/gensync/-/gensync-1.0.0-beta.2.tgz",
@@ -39965,16 +39872,32 @@
 			}
 		},
 		"redis": {
-			"version": "4.6.11",
-			"resolved": "https://registry.npmjs.org/redis/-/redis-4.6.11.tgz",
-			"integrity": "sha512-kg1Lt4NZLYkAjPOj/WcyIGWfZfnyfKo1Wg9YKVSlzhFwxpFIl3LYI8BWy1Ab963LLDsTz2+OwdsesHKljB3WMQ==",
-			"requires": {
-				"@redis/bloom": "1.2.0",
-				"@redis/client": "1.5.12",
-				"@redis/graph": "1.1.1",
-				"@redis/json": "1.0.6",
-				"@redis/search": "1.1.6",
-				"@redis/time-series": "1.0.5"
+			"version": "3.1.2",
+			"resolved": "https://registry.npmjs.org/redis/-/redis-3.1.2.tgz",
+			"integrity": "sha512-grn5KoZLr/qrRQVwoSkmzdbw6pwF+/rwODtrOr6vuBRiR/f3rjSTGupbF90Zpqm2oenix8Do6RV7pYEkGwlKkw==",
+			"requires": {
+				"denque": "^1.5.0",
+				"redis-commands": "^1.7.0",
+				"redis-errors": "^1.2.0",
+				"redis-parser": "^3.0.0"
+			}
+		},
+		"redis-commands": {
+			"version": "1.7.0",
+			"resolved": "https://registry.npmjs.org/redis-commands/-/redis-commands-1.7.0.tgz",
+			"integrity": "sha512-nJWqw3bTFy21hX/CPKHth6sfhZbdiHP6bTawSgQBlKOVRG7EZkfHbbHwQJnrE4vsQf0CMNE+3gJ4Fmm16vdVlQ=="
+		},
+		"redis-errors": {
+			"version": "1.2.0",
+			"resolved": "https://registry.npmjs.org/redis-errors/-/redis-errors-1.2.0.tgz",
+			"integrity": "sha512-1qny3OExCf0UvUV/5wpYKf2YwPcOqXzkwKKSmKHiE6ZMQs5heeE/c8eXK+PNllPvmjgAbfnsbpkGZWy8cBpn9w=="
+		},
+		"redis-parser": {
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/redis-parser/-/redis-parser-3.0.0.tgz",
+			"integrity": "sha512-DJnGAeenTdpMEH6uAJRK/uiyEIH9WVsUmoLwzudwGJUwZPp80PDBWPHXSAGNPwNvIXAbe7MSUB1zQFugFml66A==",
+			"requires": {
+				"redis-errors": "^1.0.0"
 			}
 		},
 		"regenerate": {
diff --git a/package.json b/package.json
index 76ac0609d8..e811037ffc 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
 		"body-parser": "^1.19.0",
 		"ckeditor5-math": "^20.0.0",
 		"compression": "^1.6.2",
-		"connect-redis": "^7.1.0",
+		"connect-redis": "^4.0.3",
 		"cookie-parser": "~1.4.3",
 		"cross-env": "^7.0.3",
 		"csurf": "^1.10.0",
@@ -119,7 +119,7 @@
 		"react": "^16.14.0",
 		"react-dom": "^16.14.0",
 		"react-sortable-hoc": "^1.11.0",
-		"redis": "^4.6.11",
+		"redis": "^3.1.2",
 		"request": "^2.79.0",
 		"request-promise": "^4.2.6",
 		"sanitize-html": "^2.6.1",