{"id":"CVE-2026-70402","state":"PUBLISHED","title":"Gitea local code execution through writable Git hooks","description":"Gitea creates server-side Git hook directories and scripts with mode 0777 and relies on the process umask to restrict access. With a permissive umask such as 0000 or 0002, another local user who can reach the repository storage may modify a hook or add an executable to a writable hook directory. A later Git operation can execute that file as the Gitea service account.","publishedAt":"2026-10-14T14:36:46.774Z","updatedAt":"2026-10-14T15:03:17.928Z","severity":{"score":5.8,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L","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-pq8x-xpgp-rvmh","https://blog.gitea.com/release-of-1.27.3/","https://github.com/go-gitea/gitea/pull/39008","https://github.com/go-gitea/gitea/pull/39016","https://github.com/go-gitea/gitea/releases/tag/v1.27.3"],"weaknesses":["CWE-732"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/70xxx/CVE-2026-70402.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-70402","state":"PUBLISHED","datePublished":"2026-10-14T14:36:46.774Z","dateUpdated":"2026-10-14T15:03:17.928Z","assignerShortName":"Gitea","assignerOrgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateReserved":"2026-08-13T16:50:59.184Z"},"containers":{"cna":{"title":"Gitea local code execution through writable Git hooks","descriptions":[{"lang":"en","value":"Gitea creates server-side Git hook directories and scripts with mode 0777 and relies on the process umask to restrict access. With a permissive umask such as 0000 or 0002, another local user who can reach the repository storage may modify a hook or add an executable to a writable hook directory. A later Git operation can execute that file as the Gitea service account."}],"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-pq8x-xpgp-rvmh","name":"GitHub Security Advisory GHSA-pq8x-xpgp-rvmh","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/39008","name":"Fix: go-gitea/gitea pull request #39008","tags":["patch"]},{"url":"https://github.com/go-gitea/gitea/pull/39016","name":"Fix: go-gitea/gitea pull request #39016","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-732","lang":"en","type":"CWE","description":"CWE-732: Incorrect Permission Assignment for Critical Resource"}]}],"providerMetadata":{"shortName":"Gitea","orgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateUpdated":"2026-10-14T14:36:46.774Z"},"credits":[{"lang":"en","value":"https://github.com/What-canIsay","type":"finder"},{"lang":"en","value":"https://github.com/bircni","type":"remediation developer"},{"lang":"en","value":"https://github.com/silverwind","type":"remediation developer"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.8,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"LOW","privilegesRequired":"LOW","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-70402","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-14T14:55:28.839489Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-14T15:03:17.928Z"}}]}}}