{"id":"CVE-2026-25921","aliases":["GHSA-cj4v-437j-jq4c","GO-2026-4616"],"url":"https://o3.security/vulnerability/CVE-2026-25921","summary":"Gogs: Cross-repository LFS object overwrite via missing content hash verification","details":"Gogs is an open source self-hosted Git service. Prior to version 0.14.2, overwritable LFS object across different repos leads to supply-chain attack, all LFS objects are vulnerable to be maliciously overwritten by malicious attackers. This issue has been patched in version 0.14.2.","published":"2026-03-05T18:36:30.692Z","modified":"2026-08-07T11:48:52.319984007Z","cvss":{"score":9.3,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"gogs.io/gogs","fixedVersion":"0.14.2"}],"fix":{"url":"https://github.com/gogs/gogs/commit/81ee8836445ac888d99da8b652be7d5cbc5c4d5c","label":"gogs/gogs@81ee883"},"references":[{"type":"WEB","url":"https://github.com/gogs/gogs/releases/tag/v0.14.2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25921.json"},{"type":"ADVISORY","url":"https://github.com/gogs/gogs/security/advisories/GHSA-cj4v-437j-jq4c"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25921"},{"type":"FIX","url":"https://github.com/gogs/gogs/commit/81ee8836445ac888d99da8b652be7d5cbc5c4d5c"},{"type":"FIX","url":"https://github.com/gogs/gogs/pull/8166"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:48:52.319984007Z"}}