{"id":"BIT-gitlab-2026-4527","summary":"Cross-Site Request Forgery (CSRF) in GitLab","details":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to create unauthorized Jira subscriptions for a targeted user's namespace via a specially crafted link due to missing CSRF protection.","aliases":["CVE-2026-4527"],"modified":"2026-05-18T08:00:34.801436Z","published":"2026-05-18T06:11:02.125Z","database_specific":{"cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*","cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"],"severity":"Medium"},"references":[{"type":"WEB","url":"https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/"},{"type":"WEB","url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/594339"},{"type":"WEB","url":"https://hackerone.com/reports/3590487"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4527"}],"affected":[{"package":{"name":"gitlab","ecosystem":"Bitnami","purl":"pkg:bitnami/gitlab"},"ranges":[{"type":"SEMVER","events":[{"introduced":"11.10.0"},{"fixed":"18.9.7"},{"introduced":"18.10.0"},{"fixed":"18.10.6"},{"introduced":"18.11.0"},{"fixed":"18.11.3"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/gitlab/BIT-gitlab-2026-4527.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}]}],"schema_version":"1.7.5"}