{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-110264","sourceIdentifier":"cve@gitlab.com","published":"2026-10-22T01:16:57.603","lastModified":"2026-11-04T23:10:00.223","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"An issue has been discovered in GitLab CE/EE affecting all versions from 7.0 before 18.11.13, 19.0 before 19.0.10, 19.1 before 19.1.9, 19.2 before 19.2.9, 19.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, could have allowed an unauthenticated user to execute arbitrary code on the GitLab server due to integer overflow when compiling a specially crafted regular expression."},{"lang":"es","value":"Se ha descubierto un problema en GitLab CE/EE que afecta a todas las versiones desde la 7.0 y anteriores a la 18.11.13, la 19.0 y anteriores a la 19.0.10, la 19.1 y anteriores a la 19.1.9, la 19.2 y anteriores a la 19.2.9, la 19.3 y anteriores a la 19.3.6, la 19.4 y anteriores a la 19.4.3, y la 19.5 y anteriores a la 19.5.1 que, bajo ciertas condiciones, podría haber permitido a un usuario no autenticado ejecutar código arbitrario en el servidor de GitLab debido a un desbordamiento de entero al compilar una expresión regular especialmente diseñada."}],"affected":[{"source":"cve@gitlab.com","affectedData":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"],"repo":"https://gitlab.com/gitlab-org/gitlab","versions":[{"version":"7.0","lessThan":"18.11.13","versionType":"semver","status":"affected"},{"version":"19.0","lessThan":"19.0.10","versionType":"semver","status":"affected"},{"version":"19.1","lessThan":"19.1.9","versionType":"semver","status":"affected"},{"version":"19.2","lessThan":"19.2.9","versionType":"semver","status":"affected"},{"version":"19.3","lessThan":"19.3.6","versionType":"semver","status":"affected"},{"version":"19.4","lessThan":"19.4.3","versionType":"semver","status":"affected"},{"version":"19.5","lessThan":"19.5.1","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cve@gitlab.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":10.0,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":6.0}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-21T00:00:00+00:00","id":"CVE-2026-110264","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cve@gitlab.com","type":"Secondary","description":[{"lang":"en","value":"CWE-190"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"18.11.13","matchCriteriaId":"8B45421D-ED7D-487B-98BD-43CAA3C88BA0"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"18.11.13","matchCriteriaId":"6A03B0E7-328C-4C44-916A-85CFE9D9BA80"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","versionStartIncluding":"19.0.0","versionEndExcluding":"19.0.10","matchCriteriaId":"2C4108E3-EB4F-48D6-8F20-0A2B1D5E9115"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"19.0.0","versionEndExcluding":"19.0.10","matchCriteriaId":"4EFE1554-408D-42C4-BBB4-C34658876749"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","versionStartIncluding":"19.1.0","versionEndExcluding":"19.1.9","matchCriteriaId":"217B9C55-74EA-4426-AACA-67D28FE25E00"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"19.1.0","versionEndExcluding":"19.1.9","matchCriteriaId":"21D36A05-90F9-4BFC-8DF3-00DFFED1D4FC"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","versionStartIncluding":"19.2.0","versionEndExcluding":"19.2.9","matchCriteriaId":"8F77C7C3-C3CF-4022-BAD7-3120A27CB2E4"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"19.2.0","versionEndExcluding":"19.2.9","matchCriteriaId":"CC6F3A8E-AD1C-4D0F-9B76-98016C4CB50E"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","versionStartIncluding":"19.3.0","versionEndExcluding":"19.3.6","matchCriteriaId":"1C6DA244-D06B-41AB-9FD8-8AE2CCC0EBCB"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"19.3.0","versionEndExcluding":"19.3.6","matchCriteriaId":"B3ACA3C1-C2F5-4C9D-BBD7-580D00ECE913"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","versionStartIncluding":"19.4.0","versionEndExcluding":"19.4.3","matchCriteriaId":"12A85E28-FB9B-477D-BE6F-DE307EFEB4E0"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"19.4.0","versionEndExcluding":"19.4.3","matchCriteriaId":"30C796E1-40AA-41AF-8186-A49F78DC528D"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:19.5.0:*:*:*:community:*:*:*","matchCriteriaId":"2032C266-304B-4C69-95CA-56904EA5A64F"},{"vulnerable":true,"criteria":"cpe:2.3:a:gitlab:gitlab:19.5.0:*:*:*:enterprise:*:*:*","matchCriteriaId":"7D6BE6DD-CA49-4E20-9541-22477632BA5D"}]}]}],"references":[{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/","source":"cve@gitlab.com","tags":["Release Notes","Vendor Advisory"]},{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/633633","source":"cve@gitlab.com","tags":["Permissions Required"]},{"url":"https://hackerone.com/reports/4093475","source":"cve@gitlab.com","tags":["Permissions Required"]},{"url":"https://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves/","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}