{"id":"UBUNTU-CVE-2019-15585","details":"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.","modified":"2025-10-24T04:47:49Z","published":"2020-01-28T03:15:00Z","upstream":["CVE-2019-15585"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-15585"},{"type":"REPORT","url":"https://about.gitlab.com/releases/2019/09/30/security-release-gitlab-12-dot-3-dot-2-released/"},{"type":"REPORT","url":"https://about.gitlab.com/blog/2019/09/30/security-release-gitlab-12-dot-3-dot-2-released/"},{"type":"REPORT","url":"https://hackerone.com/reports/471323"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-15585"}],"affected":[{"package":{"name":"gitlab","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/gitlab@8.5.8+dfsg-5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.3+dfsg-9","8.4.3+dfsg-12","8.5.8+dfsg-5"],"ecosystem_specific":{"binaries":[{"binary_version":"8.5.8+dfsg-5","binary_name":"gitlab"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15585.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}