{"api_version":"1","generated_at":"2026-11-06T10:49:03+00:00","cve":"CVE-2026-118386","urls":{"html":"https://cve.report/CVE-2026-118386","api":"https://cve.report/api/cve/CVE-2026-118386.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-118386","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-118386"},"summary":{"title":"Gitea Actions fork workflow trust through pull request review commit","description":"Workflows triggered by a pull request review were read from the commit named in the review's `commit_id`, while the fork restrictions were decided by the reviewed pull request, and the commit was not checked to belong to that pull request. A user with read access to a repository could place a commit of their own in it, through a fork pull request or an AGit push, and submit a review naming that commit on a pull request whose head branch is in the same repository. On instances with a runner serving the repository, the attacker's workflow then ran without approval, received the Actions secrets of the repository and its owner, and got a `GITEA_TOKEN` with write access to the repository. Review-triggered workflows now run on the pull request head.","state":"PUBLISHED","assigner":"Gitea","published_at":"2026-11-01 10:18:36","updated_at":"2026-11-01 10:18:36"},"problem_types":["CWE-863","CWE-863 CWE-863: Incorrect Authorization"],"metrics":[],"references":[{"url":"https://blog.gitea.com/release-of-28.3.0/","name":"https://blog.gitea.com/release-of-28.3.0/","refsource":"88ee5874-cf24-4952-aea0-31affedb7ff2","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/go-gitea/gitea/pull/40117","name":"https://github.com/go-gitea/gitea/pull/40117","refsource":"88ee5874-cf24-4952-aea0-31affedb7ff2","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/go-gitea/gitea/releases/tag/v28.3.0","name":"https://github.com/go-gitea/gitea/releases/tag/v28.3.0","refsource":"88ee5874-cf24-4952-aea0-31affedb7ff2","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/go-gitea/gitea/pull/40099","name":"https://github.com/go-gitea/gitea/pull/40099","refsource":"88ee5874-cf24-4952-aea0-31affedb7ff2","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-32h8-5xqg-h466","name":"https://github.com/go-gitea/gitea/security/advisories/GHSA-32h8-5xqg-h466","refsource":"88ee5874-cf24-4952-aea0-31affedb7ff2","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-118386","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118386","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Gitea","product":"Gitea","version":"affected 1.19.0 28.3.0 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"https://github.com/silverwind","lang":"en"},{"source":"CNA","value":"https://github.com/bircni","lang":"en"},{"source":"CNA","value":"https://github.com/wxiaoguang","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"118386","cve":"CVE-2026-118386","epss":"0.001490000","percentile":"0.040230000","score_date":"2026-11-02","updated_at":"2026-11-03 00:03:08"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","packageName":"gitea.dev","product":"Gitea","vendor":"Gitea","versions":[{"lessThan":"28.3.0","status":"affected","version":"1.19.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"remediation developer","value":"https://github.com/silverwind"},{"lang":"en","type":"remediation reviewer","value":"https://github.com/bircni"},{"lang":"en","type":"remediation reviewer","value":"https://github.com/wxiaoguang"}],"descriptions":[{"lang":"en","value":"Workflows triggered by a pull request review were read from the commit named in the review's `commit_id`, while the fork restrictions were decided by the reviewed pull request, and the commit was not checked to belong to that pull request. A user with read access to a repository could place a commit of their own in it, through a fork pull request or an AGit push, and submit a review naming that commit on a pull request whose head branch is in the same repository. On instances with a runner serving the repository, the attacker's workflow then ran without approval, received the Actions secrets of the repository and its owner, and got a `GITEA_TOKEN` with write access to the repository. Review-triggered workflows now run on the pull request head."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","description":"CWE-863: Incorrect Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-11-01T09:47:07.487Z","orgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","shortName":"Gitea"},"references":[{"name":"GitHub Security Advisory GHSA-32h8-5xqg-h466","tags":["vendor-advisory"],"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-32h8-5xqg-h466"},{"name":"Fix: go-gitea/gitea pull request #40099","tags":["patch"],"url":"https://github.com/go-gitea/gitea/pull/40099"},{"name":"Fix backport to release/v28: go-gitea/gitea pull request #40117","tags":["patch"],"url":"https://github.com/go-gitea/gitea/pull/40117"},{"name":"Gitea 28.3.0 release announcement","tags":["release-notes"],"url":"https://blog.gitea.com/release-of-28.3.0/"},{"name":"go-gitea/gitea v28.3.0 release","tags":["release-notes"],"url":"https://github.com/go-gitea/gitea/releases/tag/v28.3.0"}],"title":"Gitea Actions fork workflow trust through pull request review commit"}},"cveMetadata":{"assignerOrgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","assignerShortName":"Gitea","cveId":"CVE-2026-118386","datePublished":"2026-11-01T09:47:07.487Z","dateReserved":"2026-11-01T08:48:41.145Z","dateUpdated":"2026-11-01T09:47:07.487Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-11-01 10:18:36","lastModifiedDate":"2026-11-01 10:18:36","problem_types":["CWE-863","CWE-863 CWE-863: Incorrect Authorization"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"118386","Ordinal":"1","Title":"Gitea Actions fork workflow trust through pull request review co","CVE":"CVE-2026-118386","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"118386","Ordinal":"1","NoteData":"Workflows triggered by a pull request review were read from the commit named in the review's `commit_id`, while the fork restrictions were decided by the reviewed pull request, and the commit was not checked to belong to that pull request. A user with read access to a repository could place a commit of their own in it, through a fork pull request or an AGit push, and submit a review naming that commit on a pull request whose head branch is in the same repository. On instances with a runner serving the repository, the attacker's workflow then ran without approval, received the Actions secrets of the repository and its owner, and got a `GITEA_TOKEN` with write access to the repository. Review-triggered workflows now run on the pull request head.","Type":"Description","Title":"Gitea Actions fork workflow trust through pull request review co"}]}}}