{"id":"CVE-2025-0549","aliases":["BIT-gitlab-2025-0549","EUVD-2025-14174","GHSA-q8cg-g95p-qfr2","UBUNTU-CVE-2025-0549"],"status":"published","title":"Authentication Bypass Using an Alternate Path or Channel in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00465,"percentile":0.40718,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-288"],"published":"2025-05-09T16:13:23Z","modified":"2026-10-28T02:30:34Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["17.11.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"17.3.0"},{"fixed":"17.11.2"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"gitlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.3+dfsg-9","8.4.3+dfsg-12","8.5.8+dfsg-5"]}],"products":[{"vendor":"gitlab","product":"gitlab"}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/513996","tags":["issue-tracking","permissions-required","Exploit","Issue Tracking","evidence","report"]},{"url":"https://hackerone.com/reports/2927555","tags":["technical-description","exploit","permissions-required","Permissions Required","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-0549","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-q8cg-g95p-qfr2"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/0xxx/CVE-2025-0549.json","tags":["advisory"]},{"url":"git://git@gitlab.com:gitlab-org/gitlab.git","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2025-0549","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-0549","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-0549","title":"Authentication Bypass Using an Alternate Path or Channel in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","status":"published","published":"2025-05-09T16:13:23.86Z","modified":"2025-05-09T19:58:30.277Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T14:32:53.475217Z"}],"euvd":[{"id":"EUVD-2025-14174","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","status":"published","published":"2025-05-09T16:13:23Z","modified":"2025-05-09T19:58:30Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:50.201515Z"}],"ghsa":[{"id":"GHSA-q8cg-g95p-qfr2","title":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to...","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","status":"published","published":"2025-05-09T18:30:38Z","modified":"2025-05-09T18:30:45Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T15:02:13.681205Z"}],"nvd":[{"id":"CVE-2025-0549","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","status":"published","published":"2025-05-09T17:15:50.643Z","modified":"2026-06-17T08:26:41.643Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T14:11:07.176032Z"}],"osv":[{"id":"CVE-2025-0549","title":"Authentication Bypass Using an Alternate Path or Channel in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","status":"published","published":"2025-05-09T16:13:23.86Z","modified":"2026-10-28T02:30:34.328670424Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T15:44:45.712478Z"},{"id":"UBUNTU-CVE-2025-0549","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","status":"published","published":"2025-05-09T17:15:00Z","modified":"2025-10-24T05:16:28Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T16:55:18.664792Z"},{"id":"BIT-gitlab-2025-0549","title":"Authentication Bypass Using an Alternate Path or Channel in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.","status":"published","published":"2025-05-13T06:11:47.084Z","modified":"2026-09-08T08:47:44.614462979Z","updated_at":"2026-11-02T15:28:30.70064Z"}]}}