{"id":"BIT-gitlab-2023-3424","summary":"Inefficient Regular Expression Complexity in GitLab","details":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.3 before 15.11.10, all versions starting from 16.0 before 16.0.6, all versions starting from 16.1 before 16.1.1. A Regular Expression Denial of Service was possible via sending crafted payloads to the preview_markdown endpoint.","aliases":["CVE-2023-3424"],"modified":"2026-09-08T08:47:43.119297414Z","published":"2024-03-06T11:04:54.702Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/409802"},{"type":"ADVISORY","url":"https://hackerone.com/reports/1960970"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3424"}],"affected":[{"package":{"name":"gitlab","ecosystem":"Bitnami","purl":"pkg:bitnami/gitlab"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.3.0"},{"fixed":"15.11.10"},{"introduced":"16.0.0"},{"fixed":"16.0.6"},{"introduced":"16.1.0"},{"fixed":"16.1.1"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/gitlab/BIT-gitlab-2023-3424.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}],"schema_version":"1.9.0"}