{"id":"CVE-2022-46164","aliases":["EUVD-2022-7733","GHSA-rf3g-v8p5-p675"],"status":"published","title":"Account takeover via prototype vulnerability","description":"NodeBB is an open source Node.js based forum software. Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. This vulnerability has been patched in version 2.6.1. Users are advised to upgrade. Users unable to upgrade may cherry-pick commit `48d143921753914da45926cca6370a92ed0c46b8` into their codebase to patch the exploit.","severity":{"version":"3.1","score":9.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.47366,"percentile":0.9885,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-665"],"published":"2022-12-05T20:52:19Z","modified":"2026-10-28T02:30:36Z","exploits":[{"source":"pocgithub","id":"stephenbradshaw/CVE-2022-46164-poc","title":"stephenbradshaw/CVE-2022-46164-poc","date":"2023-01-04","url":"https://github.com/stephenbradshaw/CVE-2022-46164-poc"}],"fixes":[{"ecosystem":"npm","package":"nodebb","fixed_in":["2.6.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"nodebb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.1"}]}]},{"source":"osv","ecosystem":"npm","package":"nodebb","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.6.1"}]}]}],"products":[{"vendor":"nodebb","product":"nodebb"}],"references":[{"url":"https://github.com/NodeBB/NodeBB/security/advisories/GHSA-rf3g-v8p5-p675","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","advisory","web"]},{"url":"https://github.com/NodeBB/NodeBB/commit/48d143921753914da45926cca6370a92ed0c46b8","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-46164","tags":["advisory"]},{"url":"https://github.com/NodeBB/NodeBB/releases/tag/v2.6.1","tags":["web"]},{"url":"https://github.com/advisories/GHSA-rf3g-v8p5-p675"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/46xxx/CVE-2022-46164.json","tags":["advisory"]},{"url":"https://github.com/NodeBB/NodeBB","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-46164","title":"Account takeover via prototype vulnerability","description":"NodeBB is an open source Node.js based forum software. Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. This vulnerability has been patched in version 2.6.1. Users are advised to upgrade. Users unable to upgrade may cherry-pick commit `48d143921753914da45926cca6370a92ed0c46b8` into their codebase to patch the exploit.\n","status":"published","published":"2022-12-05T20:52:19.695Z","modified":"2025-04-23T16:32:39.227Z","cvss":[{"version":"3.1","score":9.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"critical","assessor":"cna"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:34:31.840191Z"}],"euvd":[{"id":"EUVD-2022-7733","description":"NodeBB is an open source Node.js based forum software. Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. This vulnerability has been patched in version 2.6.1. Users are advised to upgrade. Users unable to upgrade may cherry-pick commit `48d143921753914da45926cca6370a92ed0c46b8` into their codebase to patch the exploit.\n","status":"published","published":"2022-12-05T20:52:19Z","modified":"2025-04-23T16:32:39Z","cvss":[{"version":"3.1","score":9.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"critical"}],"updated_at":"2026-11-02T20:52:12.313971Z"}],"ghsa":[{"id":"GHSA-rf3g-v8p5-p675","title":"NodeBB vulnerable to account takeover via prototype vulnerability","description":"### Impact\nDue to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts.\n\n### Patches\nPatched in 2.6.1\n\n### Workarounds\nSite maintainers can cherry-pick https://github.com/NodeBB/NodeBB/commit/48d143921753914da45926cca6370a92ed0c46b8 into their codebase to patch the exploit.\n\n### For more information\nIf you have any questions or comments about this advisory:\n\nDiscuss it on [our community forum](https://github.com/NodeBB/NodeBB/security/advisories/community.nodebb.org/)\nEmail us at [support@nodebb.org](mailto:support@nodebb.org)\n","status":"published","published":"2022-12-05T23:06:14Z","modified":"2023-01-31T05:02:51Z","cvss":[{"version":"3.1","score":9.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"critical"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:36:29.957996Z"}],"nvd":[{"id":"CVE-2022-46164","description":"NodeBB is an open source Node.js based forum software. Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. This vulnerability has been patched in version 2.6.1. Users are advised to upgrade. Users unable to upgrade may cherry-pick commit `48d143921753914da45926cca6370a92ed0c46b8` into their codebase to patch the exploit.\n","status":"published","published":"2022-12-05T21:15:10.443Z","modified":"2026-06-17T05:11:20.473Z","cvss":[{"version":"3.1","score":9.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"critical","assessor":"secondary"},{"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"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:07:33.239526Z"}],"osv":[{"id":"CVE-2022-46164","title":"Account takeover via prototype vulnerability","description":"NodeBB is an open source Node.js based forum software. Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. This vulnerability has been patched in version 2.6.1. Users are advised to upgrade. Users unable to upgrade may cherry-pick commit `48d143921753914da45926cca6370a92ed0c46b8` into their codebase to patch the exploit.\n","status":"published","published":"2022-12-05T20:52:19.695Z","modified":"2026-10-28T02:30:36.822444785Z","cvss":[{"version":"3.1","score":9.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"critical"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T15:44:27.481647Z"},{"id":"GHSA-rf3g-v8p5-p675","title":"NodeBB vulnerable to account takeover via prototype vulnerability","description":"### Impact\nDue to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts.\n\n### Patches\nPatched in 2.6.1\n\n### Workarounds\nSite maintainers can cherry-pick https://github.com/NodeBB/NodeBB/commit/48d143921753914da45926cca6370a92ed0c46b8 into their codebase to patch the exploit.\n\n### For more information\nIf you have any questions or comments about this advisory:\n\nDiscuss it on [our community forum](https://github.com/NodeBB/NodeBB/security/advisories/community.nodebb.org/)\nEmail us at [support@nodebb.org](mailto:support@nodebb.org)\n","status":"published","published":"2022-12-05T23:06:14Z","modified":"2023-11-08T04:10:55.347521Z","cvss":[{"version":"3.1","score":9.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","level":"critical"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T15:46:55.877614Z"}]}}