{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5dcb6c64bdf61e38dbdbb941c1d69789c560d0fb"
            }
          ],
          "repo": "https://github.com/gogs/gogs",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-cj4v-437j-jq4c"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-345"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25921.json"
  },
  "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.",
  "id": "CVE-2026-25921",
  "modified": "2026-04-01T23:09:57.348742140Z",
  "published": "2026-03-05T18:36:30.692Z",
  "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"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Gogs: Cross-repository LFS object overwrite via missing content hash verification"
}