CVE-2026-1662

{"id": "CVE-2026-1662", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@gitlab.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2026-02-25T21:16:36.670", "references": [{"url": "https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@gitlab.com"}, {"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/588206", "tags": ["Broken Link"], "source": "cve@gitlab.com"}, {"url": "https://hackerone.com/reports/3519694", "tags": ["Permissions Required"], "source": "cve@gitlab.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "cve@gitlab.com", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.4 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that could have allowed an unauthenticated user to cause Denial of Service by sending specially crafted requests to the Jira events endpoint."}, {"lang": "es", "value": "GitLab ha remediado un problema en GitLab CE/EE que afecta a todas las versiones desde la 14.4 y anteriores a la 18.7.5, la 18.8 y anteriores a la 18.8.5, y la 18.9 y anteriores a la 18.9.1 que podr\u00eda haber permitido a un usuario no autenticado causar denegaci\u00f3n de servicio mediante el env\u00edo de solicitudes especialmente dise\u00f1adas al endpoint de eventos de Jira."}], "lastModified": "2026-02-28T00:45:30.697", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "F90F606F-E507-49C1-9736-4CC4B738F9CD", "versionEndExcluding": "18.7.5", "versionStartIncluding": "14.4.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "65AAA10B-37E8-435F-AF35-45BE7E471767", "versionEndExcluding": "18.7.5", "versionStartIncluding": "14.4.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "432C7223-F8B6-4EBA-84E2-2BB8A0F367D2", "versionEndExcluding": "18.8.5", "versionStartIncluding": "18.8.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "630677C7-21EB-4E91-BB15-4610DCD22F98", "versionEndExcluding": "18.8.5", "versionStartIncluding": "18.8.0"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:18.9.0:*:*:*:community:*:*:*", "vulnerable": true, "matchCriteriaId": "795727F0-1B38-483F-BEE8-FB252EE57AC9"}, {"criteria": "cpe:2.3:a:gitlab:gitlab:18.9.0:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "73CCBA34-57C3-454D-A898-5D216EE1D5E9"}], "operator": "OR"}]}], "sourceIdentifier": "cve@gitlab.com"}