{"id":"CVE-2024-46936","aliases":["EUVD-2024-42149","GHSA-9q33-jhxg-4ch5"],"status":"published","title":"Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message...","description":"Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message forgery / impersonation issue. Attackers can abuse the UpdateOTRAck method to send ephemeral messages as if they were any other user they choose.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.0041,"percentile":0.35734,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2024-09-24T00:00:00Z","modified":"2026-06-17T07:56:13Z","products":[{"vendor":"rocketchat","product":"rocket.chat"}],"references":[{"url":"https://github.com/RocketChat/Rocket.Chat/pull/33246"},{"url":"https://docs.rocket.chat/docs/rocketchat-security-fixes-updates-and-advisories"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-46936"},{"url":"https://github.com/advisories/GHSA-9q33-jhxg-4ch5"}],"sources":{"cve":[{"id":"CVE-2024-46936","description":"Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message forgery / impersonation issue. Attackers can abuse the UpdateOTRAck method to send ephemeral messages as if they were any other user they choose.","status":"published","published":"2024-09-24T00:00:00Z","modified":"2025-03-25T16:38:15.382Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:34:08.500935Z"}],"euvd":[{"id":"EUVD-2024-42149","description":"Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message forgery / impersonation issue. Attackers can abuse the UpdateOTRAck method to send ephemeral messages as if they were any other user they choose.","status":"published","published":"2024-09-24T00:00:00Z","modified":"2025-03-25T16:38:15Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:52:52.597546Z"}],"ghsa":[{"id":"GHSA-9q33-jhxg-4ch5","title":"Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message...","description":"Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message forgery / impersonation issue. Attackers can abuse the UpdateOTRAck method to send ephemeral messages as if they were any other user they choose.","status":"published","published":"2024-09-25T03:30:36Z","modified":"2024-09-25T21:31:44Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T14:58:20.799511Z"}],"nvd":[{"id":"CVE-2024-46936","description":"Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message forgery / impersonation issue. Attackers can abuse the UpdateOTRAck method to send ephemeral messages as if they were any other user they choose.","status":"published","published":"2024-09-25T01:15:44.7Z","modified":"2026-06-17T07:56:13.363Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:10:27.456509Z"}]}}