{"id":"CVE-2021-22911","aliases":["EUVD-2021-10040","GHSA-fj2w-2856-965h"],"status":"published","title":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that...","description":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.95242,"percentile":0.99866,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20","CWE-75"],"published":"2021-05-27T11:14:39Z","modified":"2026-10-24T10:31:05Z","exploits":[{"source":"pocgithub","id":"CsEnox/CVE-2021-22911","title":"CsEnox/CVE-2021-22911","date":"2021-06-05","url":"https://github.com/CsEnox/CVE-2021-22911"},{"source":"exploitdb","id":"EDB-49960","title":"Rocket.Chat 3.12.1 - 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NoSQL Injection","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-22911.yaml"}],"products":[{"vendor":"rocket.chat","product":"rocket.chat"}],"references":[{"url":"https://hackerone.com/reports/1130721","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"http://packetstormsecurity.com/files/162997/Rocket.Chat-3.12.1-NoSQL-Injection-Code-Execution.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence"]},{"url":"http://packetstormsecurity.com/files/163419/Rocket.Chat-3.12.1-NoSQL-Injection-Code-Execution.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence"]},{"url":"https://blog.sonarsource.com/nosql-injections-in-rocket-chat","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22911"},{"url":"https://github.com/advisories/GHSA-fj2w-2856-965h"}],"sources":{"cve":[{"id":"CVE-2021-22911","description":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.","status":"published","published":"2021-05-27T11:14:39Z","modified":"2024-08-03T18:58:25.847Z","cwes":["CWE-75"],"updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-10040","description":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.","status":"published","published":"2021-05-27T11:14:39Z","modified":"2024-08-03T18:58:25Z","updated_at":"2026-11-03T03:25:01.154097Z"}],"ghsa":[{"id":"GHSA-fj2w-2856-965h","title":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that...","description":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.","status":"published","published":"2022-05-24T19:03:30Z","modified":"2023-01-28T05:01:45Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:43:37.951512Z"}],"nvd":[{"id":"CVE-2021-22911","description":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.","status":"published","published":"2021-05-27T12:15:08.153Z","modified":"2026-06-17T03:38:00.477Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-75"],"updated_at":"2026-11-02T14:06:53.987491Z"}],"osv":[{"id":"CVE-2021-22911","description":"A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.","status":"published","published":"2021-05-27T12:15:08.153Z","modified":"2026-10-24T10:31:05.673935172Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:18.367807Z"}]}}