{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-66874", "assignerOrgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "state": "PUBLISHED", "assignerShortName": "Gitea", "dateReserved": "2026-08-13T16:50:58.692Z", "datePublished": "2026-10-14T14:36:06.090Z", "dateUpdated": "2026-10-14T15:12:51.792Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "shortName": "Gitea", "dateUpdated": "2026-10-14T14:36:06.090Z"}, "title": "Gitea required Actions check bypass through skipped workflows", "descriptions": [{"lang": "en", "value": "For pull request events, Gitea reads workflow definitions from the pull request head and posts a synthetic skipped status when workflow branch or path filters exclude execution. A fork pull request author can supply a workflow matching a required status context but deliberately prevent it from running. Because skipped statuses count as success, branch protection or organization-required workflow checks can appear satisfied without the mandated workflow executing; no runner or maintainer approval is required for this path."}], "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-5xp7-r6cr-39ff", "name": "GitHub Security Advisory GHSA-5xp7-r6cr-39ff", "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/39005", "name": "Fix: go-gitea/gitea pull request #39005", "tags": ["patch"]}, {"url": "https://github.com/go-gitea/gitea/pull/39018", "name": "Fix: go-gitea/gitea pull request #39018", "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": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284: Improper Access Control"}, {"lang": "en", "type": "CWE", "cweId": "CWE-345", "description": "CWE-345: Insufficient Verification of Data Authenticity"}, {"lang": "en", "type": "CWE", "cweId": "CWE-693", "description": "CWE-693: Protection Mechanism Failure"}, {"lang": "en", "type": "CWE", "cweId": "CWE-807", "description": "CWE-807: Reliance on Untrusted Inputs in a Security Decision"}]}], "credits": [{"lang": "en", "value": "https://github.com/iabdullah215", "type": "reporter"}, {"lang": "en", "value": "https://github.com/effabinteashfaq", "type": "reporter"}, {"lang": "en", "value": "https://github.com/bircni", "type": "remediation developer"}]}, "adp": [{"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:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-10-14T15:12:30.376099Z", "id": "CVE-2026-66874", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-14T15:12:51.792Z"}}]}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageName": "gitea.dev", "product": "Gitea", "vendor": "Gitea", "versions": [{"lessThanOrEqual": "1.27.2", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "88ee5874-cf24-4952-aea0-31affedb7ff2"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "For pull request events, Gitea reads workflow definitions from the pull request head and posts a synthetic skipped status when workflow branch or path filters exclude execution. A fork pull request author can supply a workflow matching a required status context but deliberately prevent it from running. Because skipped statuses count as success, branch protection or organization-required workflow checks can appear satisfied without the mandated workflow executing; no runner or maintainer approval is required for this path."}], "id": "CVE-2026-66874", "lastModified": "2026-10-14T15:17:21.760", "metrics": {}, "published": "2026-10-14T15:17:21.760", "references": [{"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://blog.gitea.com/release-of-1.27.3/"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/pull/39005"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/pull/39018"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/releases/tag/v1.27.3"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/security/advisories/GHSA-5xp7-r6cr-39ff"}], "sourceIdentifier": "88ee5874-cf24-4952-aea0-31affedb7ff2", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}, {"lang": "en", "value": "CWE-345"}, {"lang": "en", "value": "CWE-693"}, {"lang": "en", "value": "CWE-807"}], "source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "type": "Secondary"}]}

{}

{}