{"id":"CVE-2023-4812","state":"PUBLISHED","title":"Incorrect Authorization in GitLab","description":"An issue has been discovered in GitLab EE affecting all versions starting from 15.3 before 16.5.6, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2. The required CODEOWNERS approval could be bypassed by adding changes to a previously approved merge request.","publishedAt":"2024-01-12T13:56:56.701Z","updatedAt":"2026-05-01T04:05:16.393Z","severity":{"score":7.6,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"15.3","status":"affected","lessThan":"16.5.6","versionType":"semver"},{"version":"16.6","status":"affected","lessThan":"16.6.4","versionType":"semver"},{"version":"16.7","status":"affected","lessThan":"16.7.2","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":["https://gitlab.com/gitlab-org/gitlab/-/issues/424398","https://hackerone.com/reports/2115574"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/4xxx/CVE-2023-4812.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-4812","state":"PUBLISHED","datePublished":"2024-01-12T13:56:56.701Z","dateUpdated":"2026-05-01T04:05:16.393Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2023-09-06T19:01:03.223Z"},"containers":{"cna":{"title":"Incorrect Authorization in GitLab","descriptions":[{"lang":"en","value":"An issue has been discovered in GitLab EE affecting all versions starting from 15.3 before 16.5.6, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2. The required CODEOWNERS approval could be bypassed by adding changes to a previously approved merge request."}],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"15.3","status":"affected","lessThan":"16.5.6","versionType":"semver"},{"version":"16.6","status":"affected","lessThan":"16.6.4","versionType":"semver"},{"version":"16.7","status":"affected","lessThan":"16.7.2","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/424398","name":"GitLab Issue #424398","tags":["issue-tracking","permissions-required"]},{"url":"https://hackerone.com/reports/2115574","name":"HackerOne Bug Bounty Report #2115574","tags":["technical-description","exploit","permissions-required"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":7.6,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863: Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitLab","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateUpdated":"2026-05-01T04:05:16.393Z"},"solutions":[{"lang":"en","value":"Upgrade to versions  16.7.2, 16.6.4, 16.5.6  or above."}],"credits":[{"lang":"en","value":"Thanks [ali_shehab](https://hackerone.com/ali_shehab) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/424398","name":"GitLab Issue #424398","tags":["issue-tracking","x_transferred"]},{"url":"https://hackerone.com/reports/2115574","name":"HackerOne Bug Bounty Report #2115574","tags":["technical-description","exploit","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T07:38:00.651Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-11-14T14:33:20.930560Z","id":"CVE-2023-4812","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-11-14T14:33:34.258Z"}}]}}}