{"id":"CVE-2019-15585","aliases":["EUVD-2019-6553","GHSA-4v46-g8g9-868m","UBUNTU-CVE-2019-15585"],"status":"published","title":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition ...","description":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.","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":"2026-11-09","score":0.01634,"percentile":0.76455,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2020-01-28T02:21:16Z","modified":"2026-10-30T10:31:01Z","affected":[{"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"},{"vendor":"gitlab","product":"gitlab ce/ee"}],"references":[{"url":"https://about.gitlab.com/blog/2019/09/30/security-release-gitlab-12-dot-3-dot-2-released/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory","report"]},{"url":"https://hackerone.com/reports/471323","tags":["x_refsource_MISC","x_transferred","Permissions Required","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-15585"},{"url":"https://github.com/advisories/GHSA-4v46-g8g9-868m"},{"url":"https://ubuntu.com/security/CVE-2019-15585","tags":["report"]},{"url":"https://about.gitlab.com/releases/2019/09/30/security-release-gitlab-12-dot-3-dot-2-released/","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-15585","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-15585","description":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.","status":"published","published":"2020-01-28T02:21:16Z","modified":"2024-08-05T00:49:13.654Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:20:21.059499Z"}],"euvd":[{"id":"EUVD-2019-6553","description":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.","status":"published","published":"2020-01-28T02:21:16Z","modified":"2024-08-05T00:49:13Z","updated_at":"2026-11-03T02:40:35.584574Z"}],"ghsa":[{"id":"GHSA-4v46-g8g9-868m","title":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition ...","description":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.","status":"published","published":"2022-05-24T17:07:32Z","modified":"2023-01-29T05:01:13Z","updated_at":"2026-11-02T14:44:45.930691Z"}],"nvd":[{"id":"CVE-2019-15585","description":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.","status":"published","published":"2020-01-28T03:15:10.573Z","modified":"2026-06-17T02:20:41.56Z","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-287"],"updated_at":"2026-11-02T14:05:43.875329Z"}],"osv":[{"id":"CVE-2019-15585","description":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.","status":"published","published":"2020-01-28T03:15:10.573Z","modified":"2026-10-30T10:31:01.749715824Z","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":"2026-11-02T15:44:11.361782Z"},{"id":"UBUNTU-CVE-2019-15585","description":"Improper authentication exists in \u003c 12.3.2, \u003c 12.2.6, and \u003c 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.","status":"published","published":"2020-01-28T03:15:00Z","modified":"2025-10-24T04:47:49Z","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":"2026-11-02T15:54:19.6877Z"}]}}