{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-112887", "assignerOrgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "state": "PUBLISHED", "assignerShortName": "Gitea", "dateReserved": "2026-11-01T08:50:49.253Z", "datePublished": "2026-11-01T09:48:30.659Z", "dateUpdated": "2026-11-01T09:48:30.659Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "shortName": "Gitea", "dateUpdated": "2026-11-01T09:48:30.659Z"}, "title": "Gitea Actions task token private repository enumeration", "descriptions": [{"lang": "en", "value": "Gitea Actions task tokens authenticate to the REST API as a shared system user with a negative ID, which repository, organization, project and key filters treated as having no owner restriction, and the token carried no API scope to restrict user-scoped routes. A user who can run a workflow could use the job's token with `GET /api/v1/user/repos` to list every repository on the instance, including private repositories of other users and organizations, with their metadata. Repository contents remained protected by per-repository permission checks. System users now own nothing, and `/api/v1/user` routes other than `GET /api/v1/user` accept only individual and bot accounts."}], "affected": [{"vendor": "Gitea", "product": "Gitea", "packageName": "gitea.dev", "defaultStatus": "unaffected", "versions": [{"version": "0", "status": "affected", "lessThan": "28.3.0", "versionType": "semver"}]}], "references": [{"url": "https://github.com/go-gitea/gitea/security/advisories/GHSA-8r36-6j2c-3gmv", "name": "GitHub Security Advisory GHSA-8r36-6j2c-3gmv", "tags": ["vendor-advisory"]}, {"url": "https://github.com/go-gitea/gitea/pull/39945", "name": "Fix: go-gitea/gitea pull request #39945", "tags": ["patch"]}, {"url": "https://github.com/go-gitea/gitea/pull/40115", "name": "Fix backport to release/v28: go-gitea/gitea pull request #40115", "tags": ["patch"]}, {"url": "https://blog.gitea.com/release-of-28.3.0/", "name": "Gitea 28.3.0 release announcement", "tags": ["release-notes"]}, {"url": "https://github.com/go-gitea/gitea/releases/tag/v28.3.0", "name": "go-gitea/gitea v28.3.0 release", "tags": ["release-notes"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-200", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor"}, {"lang": "en", "type": "CWE", "cweId": "CWE-862", "description": "CWE-862: Missing Authorization"}]}], "credits": [{"lang": "en", "value": "https://github.com/csidhant", "type": "reporter"}, {"lang": "en", "value": "https://github.com/bircni", "type": "remediation developer"}]}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageName": "gitea.dev", "product": "Gitea", "vendor": "Gitea", "versions": [{"lessThan": "28.3.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "88ee5874-cf24-4952-aea0-31affedb7ff2"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Gitea Actions task tokens authenticate to the REST API as a shared system user with a negative ID, which repository, organization, project and key filters treated as having no owner restriction, and the token carried no API scope to restrict user-scoped routes. A user who can run a workflow could use the job's token with `GET /api/v1/user/repos` to list every repository on the instance, including private repositories of other users and organizations, with their metadata. Repository contents remained protected by per-repository permission checks. System users now own nothing, and `/api/v1/user` routes other than `GET /api/v1/user` accept only individual and bot accounts."}], "id": "CVE-2026-112887", "lastModified": "2026-11-01T10:18:34.510", "metrics": {}, "published": "2026-11-01T10:18:33.457", "references": [{"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://blog.gitea.com/release-of-28.3.0/"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/pull/39945"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/pull/40115"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/releases/tag/v28.3.0"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "url": "https://github.com/go-gitea/gitea/security/advisories/GHSA-8r36-6j2c-3gmv"}], "sourceIdentifier": "88ee5874-cf24-4952-aea0-31affedb7ff2", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-862"}], "source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "type": "Secondary"}]}

{}

{}