{"id":"CVE-2026-27771","state":"PUBLISHED","title":"Gitea Composer package source links use insufficient permission checks","description":"Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information.","publishedAt":"2026-07-03T20:19:36.924Z","updatedAt":"2026-07-07T16:58:45.839Z","severity":{"score":8.2,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","source":"Gitea"},"assigner":"Gitea","products":["Gitea Gitea Open Source Git Server"],"affected":[{"vendor":"Gitea","product":"Gitea Open Source Git Server","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.26.1","versionType":"semver"}]}],"references":["https://github.com/go-gitea/gitea/security/advisories/GHSA-8qw8-rq86-9pc2","https://github.com/go-gitea/gitea/pull/37610","https://github.com/go-gitea/gitea/releases/tag/v1.26.2","https://blog.gitea.com/release-of-1.26.2/"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/27xxx/CVE-2026-27771.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-27771","state":"PUBLISHED","datePublished":"2026-07-03T20:19:36.924Z","dateUpdated":"2026-07-07T16:58:45.839Z","assignerShortName":"Gitea","assignerOrgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateReserved":"2026-03-03T03:25:50.291Z"},"containers":{"cna":{"title":"Gitea Composer package source links use insufficient permission checks","descriptions":[{"lang":"en","value":"Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information."}],"affected":[{"vendor":"Gitea","product":"Gitea Open Source Git Server","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.26.1","versionType":"semver"}]}],"references":[{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-8qw8-rq86-9pc2","name":"GitHub Security Advisory","tags":["vendor-advisory"]},{"url":"https://github.com/go-gitea/gitea/pull/37610","name":"GitHub Pull Request #37610","tags":["patch"]},{"url":"https://github.com/go-gitea/gitea/releases/tag/v1.26.2","name":"Gitea v1.26.2 Release","tags":["release-notes"]},{"url":"https://blog.gitea.com/release-of-1.26.2/","name":"Gitea v1.26.2 Release Blog Post","tags":["release-notes"]}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","description":"Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Gitea","orgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateUpdated":"2026-07-03T20:19:36.924Z"},"credits":[{"lang":"en","value":"DevNoScope","type":"reporter"}],"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-07T14:32:50.774085Z","id":"CVE-2026-27771","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-07T16:58:45.839Z"}}]}}}