{"id":"BIT-gitlab-2025-11984","summary":"Authentication Bypass Using an Alternate Path or Channel in GitLab","details":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.1 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an authenticated user to bypass WebAuthn two-factor authentication by manipulating the session state under certain conditions.","aliases":["CVE-2025-11984"],"modified":"2026-09-08T08:47:43.909603560Z","published":"2025-12-18T12:04:14.698Z","database_specific":{"cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*","cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"],"severity":"Medium"},"references":[{"type":"ADVISORY","url":"https://about.gitlab.com/releases/2025/12/10/patch-release-gitlab-18-6-2-released/"},{"type":"WEB","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/577847"},{"type":"WEB","url":"https://hackerone.com/reports/3322714"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-11984"}],"affected":[{"package":{"name":"gitlab","ecosystem":"Bitnami","purl":"pkg:bitnami/gitlab"},"ranges":[{"type":"SEMVER","events":[{"introduced":"13.1.0"},{"fixed":"18.4.6"},{"introduced":"18.5.0"},{"fixed":"18.5.4"},{"introduced":"18.6.0"},{"fixed":"18.6.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/gitlab/BIT-gitlab-2025-11984.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"}]}],"schema_version":"1.9.0"}