{"id":"GHSA-hf2m-j98r-4fqw","summary":"API token verification can be bypassed in NodeBB ","details":"### Impact\nIncorrect logic present in the token verification step unintentionally allowed master token access to the API.\n\n### Patches\nThe vulnerability has been patch as of v1.18.5.\n\n### Workarounds\nCherry-pick commit hash 04dab1d550cdebf4c1567bca9a51f8b9ca48a500 to receive this patch in lieu of a full upgrade.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Email us at [security@nodebb.org](mailto:security@nodebb.org)\n","aliases":["CVE-2021-43786"],"modified":"2026-07-08T06:28:56.284662247Z","published":"2021-11-30T22:21:05Z","database_specific":{"nvd_published_at":"2021-11-29T20:15:00Z","cwe_ids":["CWE-287"],"severity":"CRITICAL","github_reviewed":true,"github_reviewed_at":"2021-11-30T14:35:05Z"},"references":[{"type":"WEB","url":"https://github.com/NodeBB/NodeBB/security/advisories/GHSA-hf2m-j98r-4fqw"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43786"},{"type":"WEB","url":"https://github.com/NodeBB/NodeBB/commit/04dab1d550cdebf4c1567bca9a51f8b9ca48a500"},{"type":"WEB","url":"https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot"},{"type":"PACKAGE","url":"https://github.com/NodeBB/NodeBB"},{"type":"WEB","url":"https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"}],"affected":[{"package":{"name":"nodebb","ecosystem":"npm","purl":"pkg:npm/nodebb"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.15.0"},{"fixed":"1.18.5"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/11/GHSA-hf2m-j98r-4fqw/GHSA-hf2m-j98r-4fqw.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}