{"id":"CVE-2026-1751","summary":"Missing Authorization in GitLab","details":"A vulnerability has been discovered in GitLab CE/EE affecting all versions starting with 16.8 before 18.5.0 that could have allowed unauthorized edits to merge request approval rules under certain conditions.","aliases":["BIT-gitlab-2026-1751"],"modified":"2026-04-10T05:38:08.340111Z","published":"2026-02-02T09:04:38.090Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/1xxx/CVE-2026-1751.json","cwe_ids":["CWE-862"],"cna_assigner":"GitLab"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/1xxx/CVE-2026-1751.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1751"},{"type":"REPORT","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/519340"},{"type":"REPORT","url":"https://hackerone.com/reports/2980839"},{"type":"PACKAGE","url":"git://git@gitlab.com:gitlab-org/gitlab.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.com/gitlab-org/gitlab","events":[{"introduced":"1e912d57d5a8f1135f4d41e25469069790134d41"},{"fixed":"37cc4da7158316bb9b204cef9b056f16fff1df32"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-1751.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N"}]}