{"id":"CVE-2023-23911","aliases":["EUVD-2023-27994","GHSA-rqq3-v54f-727p"],"status":"published","title":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break...","description":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00254,"percentile":0.17139,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284","CWE-326"],"published":"2023-03-10T00:00:00Z","modified":"2026-10-28T02:30:22Z","products":[{"vendor":"rocket.chat","product":"rocket.chat"}],"references":[{"url":"https://hackerone.com/reports/1757663","tags":["x_transferred","Issue Tracking","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23911","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rqq3-v54f-727p"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/23xxx/CVE-2023-23911.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-23911","description":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.","status":"published","published":"2023-03-10T00:00:00Z","modified":"2025-02-28T17:04:35.204Z","cwes":["CWE-284"],"updated_at":"2026-11-02T14:35:20.812737Z"}],"euvd":[{"id":"EUVD-2023-27994","description":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.","status":"published","published":"2023-03-10T00:00:00Z","modified":"2025-02-28T17:04:35Z","cvss":[{"version":"","score":0,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"none"}],"updated_at":"2026-11-02T20:53:19.492993Z"}],"ghsa":[{"id":"GHSA-rqq3-v54f-727p","title":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break...","description":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.","status":"published","published":"2023-03-11T00:30:16Z","modified":"2023-03-25T05:06:53Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T14:54:23.567838Z"}],"nvd":[{"id":"CVE-2023-23911","description":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.","status":"published","published":"2023-03-10T22:15:10.427Z","modified":"2026-06-17T05:38:15.4Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-284","CWE-326"],"updated_at":"2026-11-02T14:07:48.342507Z"}],"osv":[{"id":"CVE-2023-23911","description":"An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.","status":"published","published":"2023-03-10T00:00:00Z","modified":"2026-10-28T02:30:22.888305524Z","cwes":["CWE-284"],"updated_at":"2026-11-02T15:44:30.709518Z"}]}}