{"id":"CVE-2026-15723","published":"2026-10-22T01:16:59.477","lastModified":"2026-10-23T12:18:13.843","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, when OmniAuth SAML and LDAP auto-linking were both enabled, an authenticated user could have taken over an existing LDAP-backed account without any interaction from the targeted user, due to improper input sanitization in the LDAP email lookup path used during OmniAuth identity linking.","cvssScore":8.2,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","cwes":["CWE-90"],"vendors":[],"products":[],"references":[{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/","tags":[]},{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/605977","tags":[]},{"url":"https://hackerone.com/reports/3852192","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}