{"id":"CVE-2026-5952","state":"PUBLISHED","title":"Incorrect Authorization in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to bypass package protection rules and overwrite protected Maven package metadata due to incorrect authorization checks.","publishedAt":"2026-06-25T04:34:14.043Z","updatedAt":"2026-06-25T13:07:25.242Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"17.11","status":"affected","lessThan":"18.11.6","versionType":"semver"},{"version":"19.0","status":"affected","lessThan":"19.0.3","versionType":"semver"},{"version":"19.1","status":"affected","lessThan":"19.1.1","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/-/work_items/596134","https://hackerone.com/reports/3632428","https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/5xxx/CVE-2026-5952.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-5952","state":"PUBLISHED","datePublished":"2026-06-25T04:34:14.043Z","dateUpdated":"2026-06-25T13:07:25.242Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2026-04-09T07:04:17.666Z"},"containers":{"cna":{"title":"Incorrect Authorization in GitLab","descriptions":[{"lang":"en","value":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to bypass package protection rules and overwrite protected Maven package metadata due to incorrect authorization checks."}],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"17.11","status":"affected","lessThan":"18.11.6","versionType":"semver"},{"version":"19.0","status":"affected","lessThan":"19.0.3","versionType":"semver"},{"version":"19.1","status":"affected","lessThan":"19.1.1","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/-/work_items/596134"},{"url":"https://hackerone.com/reports/3632428","name":"HackerOne Bug Bounty Report #3632428","tags":["technical-description","exploit","permissions-required"]},{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/"}],"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:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863: Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitLab","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateUpdated":"2026-06-25T04:34:14.043Z"},"solutions":[{"lang":"en","value":"Upgrade to versions 18.11.6, 19.0.3, 19.1.1 or above."}],"credits":[{"lang":"en","value":"Thanks [pkkr](https://hackerone.com/pkkr) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-25T13:06:34.162967Z","id":"CVE-2026-5952","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":"2026-06-25T13:07:25.242Z"}}]}}}