{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5dcb6c64bdf61e38dbdbb941c1d69789c560d0fb"
            }
          ],
          "repo": "https://github.com/gogs/gogs",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-vgjm-2cpf-4g7c"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26276.json"
  },
  "details": "Gogs is an open source self-hosted Git service. Prior to version 0.14.2, an attacker can store an HTML/JavaScript payload in a repository’s Milestone name, and when another user selects that Milestone on the New Issue page (/issues/new), a DOM-Based XSS is triggered. This issue has been patched in version 0.14.2.",
  "id": "CVE-2026-26276",
  "modified": "2026-04-01T23:09:33.621432413Z",
  "published": "2026-03-05T18:51:13.530Z",
  "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/2026/26xxx/CVE-2026-26276.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/gogs/gogs/security/advisories/GHSA-vgjm-2cpf-4g7c"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-26276"
    },
    {
      "type": "FIX",
      "url": "https://github.com/gogs/gogs/pull/8178"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Gogs: DOM-based XSS via milestone selection"
}