{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-6159","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","state":"PUBLISHED","assignerShortName":"GitLab","dateReserved":"2023-11-15T18:00:57.865Z","datePublished":"2024-01-26T02:02:29.909Z","dateUpdated":"2026-05-06T04:06:19.058Z"},"containers":{"cna":{"title":"Inefficient Regular Expression Complexity in GitLab","descriptions":[{"lang":"en","value":"An issue has been discovered in GitLab CE/EE affecting all versions from 12.7 prior to 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1 It was possible for an attacker to trigger a Regular Expression Denial of Service via a `Cargo.toml` containing maliciously crafted input."}],"affected":[{"vendor":"GitLab","product":"GitLab","repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"],"versions":[{"version":"12.7","status":"affected","lessThan":"16.6.6","versionType":"semver"},{"version":"16.7","status":"affected","lessThan":"16.7.4","versionType":"semver"},{"version":"16.8","status":"affected","lessThan":"16.8.1","versionType":"semver"}],"defaultStatus":"unaffected"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-1333: Inefficient Regular Expression Complexity","cweId":"CWE-1333","type":"CWE"}]}],"references":[{"url":"https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/"},{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/431924","name":"GitLab Issue #431924","tags":["issue-tracking","permissions-required"]},{"url":"https://hackerone.com/reports/2251278","name":"HackerOne Bug Bounty Report #2251278","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:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"solutions":[{"lang":"en","value":"Upgrade to versions 16.8.1, 16.7.4, 16.6.6 or above."}],"credits":[{"lang":"en","value":"Thanks [yvvdwf](https://hackerone.com/yvvdwf) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}],"providerMetadata":{"orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","shortName":"GitLab","dateUpdated":"2026-05-06T04:06:19.058Z"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T08:21:17.706Z"},"title":"CVE Program Container","references":[{"url":"https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/","tags":["x_transferred"]},{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/431924","name":"GitLab Issue #431924","tags":["issue-tracking","x_transferred"]},{"url":"https://hackerone.com/reports/2251278","name":"HackerOne Bug Bounty Report #2251278","tags":["technical-description","exploit","x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-02-21T16:56:36.041200Z","id":"CVE-2023-6159","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-06-09T20:45:42.206Z"}}]}}