{"id":"BIT-gitlab-2026-5816","summary":"Improper Resolution of Path Equivalence in GitLab","details":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.4 and 18.11 before 18.11.1 that could have allowed an unauthenticated user to execute arbitrary JavaScript in a user's browser session due to improper path validation under certain conditions.","aliases":["CVE-2026-5816"],"modified":"2026-04-24T09:22:42.635084Z","published":"2026-04-24T09:11:05.210Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*","cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"]},"references":[{"type":"WEB","url":"https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/"},{"type":"WEB","url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/592816"},{"type":"WEB","url":"https://hackerone.com/reports/3572231"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-5816"}],"affected":[{"package":{"name":"gitlab","ecosystem":"Bitnami","purl":"pkg:bitnami/gitlab"},"ranges":[{"type":"SEMVER","events":[{"introduced":"18.10.0"},{"fixed":"18.10.4"},{"introduced":"18.11.0"},{"fixed":"18.11.1"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/gitlab/BIT-gitlab-2026-5816.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"}]}],"schema_version":"1.7.5"}