{"id":"CVE-2026-97859","state":"PUBLISHED","title":"Gitea API disclosure of private user social graph, keys and stars","description":"Seven Gitea API routes under `/api/v1/users/{username}` (followers, following, following/{target}, starred, subscriptions, keys and gpg_keys) were registered without the `individualPermsChecker` middleware that enforces the visibility of the target user. An authenticated user could therefore read the followers, following list, starred and watched repositories and public SSH and GPG keys of a user with limited or private visibility, whom they could not otherwise see. The issue was fixed in 1.27.3 and 28.0.0 and disclosed with 28.2.0.","publishedAt":"2026-10-18T19:01:04.328Z","updatedAt":"2026-10-19T18:54:32.163Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"Gitea","products":["Gitea Gitea"],"affected":[{"vendor":"Gitea","product":"Gitea","packageName":"gitea.dev","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.27.2","versionType":"semver"}]}],"references":["https://github.com/go-gitea/gitea/security/advisories/GHSA-xvfh-qwmh-f92w","https://github.com/go-gitea/gitea/pull/39004","https://github.com/go-gitea/gitea/pull/39039","https://blog.gitea.com/release-of-28.2.0/","https://github.com/go-gitea/gitea/releases/tag/v28.2.0"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97859.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97859","state":"PUBLISHED","datePublished":"2026-10-18T19:01:04.328Z","dateUpdated":"2026-10-19T18:54:32.163Z","assignerShortName":"Gitea","assignerOrgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateReserved":"2026-10-04T22:02:04.898Z"},"containers":{"cna":{"title":"Gitea API disclosure of private user social graph, keys and stars","descriptions":[{"lang":"en","value":"Seven Gitea API routes under `/api/v1/users/{username}` (followers, following, following/{target}, starred, subscriptions, keys and gpg_keys) were registered without the `individualPermsChecker` middleware that enforces the visibility of the target user. An authenticated user could therefore read the followers, following list, starred and watched repositories and public SSH and GPG keys of a user with limited or private visibility, whom they could not otherwise see. The issue was fixed in 1.27.3 and 28.0.0 and disclosed with 28.2.0."}],"affected":[{"vendor":"Gitea","product":"Gitea","packageName":"gitea.dev","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.27.2","versionType":"semver"}]}],"references":[{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-xvfh-qwmh-f92w","name":"GitHub Security Advisory GHSA-xvfh-qwmh-f92w","tags":["vendor-advisory"]},{"url":"https://github.com/go-gitea/gitea/pull/39004","name":"Fix: go-gitea/gitea pull request #39004","tags":["patch"]},{"url":"https://github.com/go-gitea/gitea/pull/39039","name":"Fix backport to release/v1.27: go-gitea/gitea pull request #39039","tags":["patch"]},{"url":"https://blog.gitea.com/release-of-28.2.0/","name":"Gitea 28.2.0 release announcement","tags":["release-notes"]},{"url":"https://github.com/go-gitea/gitea/releases/tag/v28.2.0","name":"go-gitea/gitea v28.2.0 release","tags":["release-notes"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","type":"CWE","description":"CWE-862: Missing Authorization"}]}],"providerMetadata":{"shortName":"Gitea","orgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateUpdated":"2026-10-18T19:01:04.328Z"},"credits":[{"lang":"en","value":"https://github.com/lukegranto23","type":"reporter"},{"lang":"en","value":"https://github.com/KadirArslan","type":"reporter"},{"lang":"en","value":"https://github.com/DshtAnger","type":"reporter"},{"lang":"en","value":"https://github.com/DevNoScope","type":"reporter"},{"lang":"en","value":"https://github.com/gigioneggiando","type":"reporter"},{"lang":"en","value":"https://github.com/manus-pi","type":"reporter"},{"lang":"en","value":"https://github.com/bircni","type":"remediation developer"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-10-19T18:54:24.078740Z","id":"CVE-2026-97859","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":"2026-10-19T18:54:32.163Z"}}]}}}