{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-6883", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2026-04-22T19:33:27.795Z", "datePublished": "2026-05-14T05:33:52.339Z", "dateUpdated": "2026-05-14T05:33:52.339Z"}, "containers": {"cna": {"title": "Missing Authorization in GitLab", "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab EE affecting all versions from 15.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to bypass merge request approval requirements due to improper cleanup of orphaned policy records."}], "affected": [{"vendor": "GitLab", "product": "GitLab", "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "versions": [{"version": "15.7", "status": "affected", "lessThan": "18.9.7", "versionType": "semver"}, {"version": "18.10", "status": "affected", "lessThan": "18.10.6", "versionType": "semver"}, {"version": "18.11", "status": "affected", "lessThan": "18.11.3", "versionType": "semver"}], "defaultStatus": "unaffected"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-862: Missing Authorization", "cweId": "CWE-862", "type": "CWE"}]}], "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/596350"}, {"url": "https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 2.6, "baseSeverity": "LOW"}}], "solutions": [{"lang": "en", "value": "Upgrade to versions 18.9.7, 18.10.6, 18.11.3 or above."}], "credits": [{"lang": "en", "value": "This vulnerability has been discovered internally by GitLab team member Alan (Maciej) Paruszewski", "type": "finder"}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-05-14T05:33:52.339Z"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab EE affecting all versions from 15.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to bypass merge request approval requirements due to improper cleanup of orphaned policy records."}], "id": "CVE-2026-6883", "lastModified": "2026-05-14T06:16:25.117", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 1.4, "source": "cve@gitlab.com", "type": "Secondary"}]}, "published": "2026-05-14T06:16:25.117", "references": [{"source": "cve@gitlab.com", "url": "https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/"}, {"source": "cve@gitlab.com", "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/596350"}], "sourceIdentifier": "cve@gitlab.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "cve@gitlab.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[15.7,18.9.7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[18.10,18.10.6)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[18.11,18.11.3)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "GitLab", "source": "cna", "vendor": "GitLab"}, "product": "gitlab", "vendor": "gitlab"}], "created": "2026-05-14T07:45:15.165256+00:00", "updated": "2026-05-14T08:00:11.067781+00:00", "vendors": ["gitlab", "gitlab$PRODUCT$gitlab"]}