{"id":"CVE-2026-66849","state":"PUBLISHED","title":"Gitea restricted-user package visibility bypass","description":"Gitea's package registry grants authenticated users read access to packages owned by Limited-visibility users without excluding restricted accounts. A restricted user can enumerate and download those packages despite the visibility policy that should prevent this access. The issue affects user-owned package registries and exposes package contents across the intended authorization boundary.","publishedAt":"2026-10-14T14:35:55.956Z","updatedAt":"2026-10-14T15:18:34.090Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","source":"CISA-ADP"},"assigner":"Gitea","products":["Gitea Gitea"],"affected":[{"vendor":"Gitea","product":"Gitea","packageName":"code.gitea.io/gitea","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.27.2","versionType":"semver"}]}],"references":["https://github.com/go-gitea/gitea/security/advisories/GHSA-px3q-x2mm-55wg","https://blog.gitea.com/release-of-1.27.3/","https://github.com/go-gitea/gitea/pull/39043","https://github.com/go-gitea/gitea/pull/39058","https://github.com/go-gitea/gitea/releases/tag/v1.27.3"],"weaknesses":["CWE-284"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/66xxx/CVE-2026-66849.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-66849","state":"PUBLISHED","datePublished":"2026-10-14T14:35:55.956Z","dateUpdated":"2026-10-14T15:18:34.090Z","assignerShortName":"Gitea","assignerOrgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateReserved":"2026-08-13T16:50:58.695Z"},"containers":{"cna":{"title":"Gitea restricted-user package visibility bypass","descriptions":[{"lang":"en","value":"Gitea's package registry grants authenticated users read access to packages owned by Limited-visibility users without excluding restricted accounts. A restricted user can enumerate and download those packages despite the visibility policy that should prevent this access. The issue affects user-owned package registries and exposes package contents across the intended authorization boundary."}],"affected":[{"vendor":"Gitea","product":"Gitea","packageName":"code.gitea.io/gitea","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.27.2","versionType":"semver"}]}],"references":[{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-px3q-x2mm-55wg","name":"GitHub Security Advisory GHSA-px3q-x2mm-55wg","tags":["vendor-advisory"]},{"url":"https://blog.gitea.com/release-of-1.27.3/","name":"Gitea 1.27.3 release announcement","tags":["release-notes"]},{"url":"https://github.com/go-gitea/gitea/pull/39043","name":"Fix: go-gitea/gitea pull request #39043","tags":["patch"]},{"url":"https://github.com/go-gitea/gitea/pull/39058","name":"Fix: go-gitea/gitea pull request #39058","tags":["patch"]},{"url":"https://github.com/go-gitea/gitea/releases/tag/v1.27.3","name":"go-gitea/gitea v1.27.3 release","tags":["release-notes"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-284","lang":"en","type":"CWE","description":"CWE-284: Improper Access Control"}]}],"providerMetadata":{"shortName":"Gitea","orgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateUpdated":"2026-10-14T14:35:55.956Z"},"credits":[{"lang":"en","value":"https://github.com/Black1hp","type":"reporter"},{"lang":"en","value":"https://github.com/Mon3mRT","type":"finder"},{"lang":"en","value":"https://github.com/bircni","type":"remediation developer"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-10-14T15:18:20.592494Z","id":"CVE-2026-66849","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":"2026-10-14T15:18:34.090Z"}}]}}}