{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "46ec08876ba9064987f20e8f42690854202a73ff"
            }
          ],
          "repo": "https://github.com/weirdgloop/mediawiki-extensions-bucket",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "cba9cf9c8751e9f3e6d559f44cadc39b84f7bff6"
            }
          ],
          "repo": "https://github.com/weirdgloop/mediawiki-extensions-bucket",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-8jrp-37wc-5v7c"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30917.json"
  },
  "details": "Bucket is a MediaWiki extension to store and retrieve structured data on articles. Prior to 2.1.1, a stored XSS can be inserted into any Bucket table field that has a PAGE type, which will execute whenever a user views that table's corresponding Bucket namespace page. This vulnerability is fixed in 2.1.1.",
  "id": "CVE-2026-30917",
  "modified": "2026-04-01T23:10:41.455870818Z",
  "published": "2026-03-09T22:50:20.879Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30917.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/weirdgloop/mediawiki-extensions-Bucket/security/advisories/GHSA-8jrp-37wc-5v7c"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30917"
    },
    {
      "type": "FIX",
      "url": "https://github.com/weirdgloop/mediawiki-extensions-Bucket/commit/46ec08876ba9064987f20e8f42690854202a73ff"
    },
    {
      "type": "FIX",
      "url": "https://github.com/weirdgloop/mediawiki-extensions-Bucket/commit/cba9cf9c8751e9f3e6d559f44cadc39b84f7bff6"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Stored XSS on Bucket namespace pages"
}