Security advisory

{
  "id": "2a9842cc966cd631f8bbb11ad982ea81aec9f5ce756e7f3ece29b52b1f0d3f7f",
  "url": "https://osv.dev/vulnerability/CVE-2022-28204",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-28204",
    "summary": "A denial-of-service issue was discovered in MediaWiki 1.37.x before 1.37.2. Rendering of w/index.php?title=Special%3AWhatLinksHere&target=Property%3AP31&namespace=1&invert=1 can take more than thirty seconds. There is a DDoS risk.",
    "evidence": "osv:CVE-2022-28204",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2022-28204",
      "aliases": [
        "BIT-mediawiki-2022-28204",
        "CVE-2022-28204"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wikimedia/mediawiki",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b5643675baaeec999e68c20fdde1dc8467c7c920"
                },
                {
                  "fixed": "364e92c494bf4f60c6ed4a876262d46c570c0770"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.37.0"
                      },
                      {
                        "fixed": "1.37.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.37.1",
            "1.37.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-28204.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:36.746863313Z",
      "provider": "osv",
      "references": [
        "https://phabricator.wikimedia.org/T297754",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/28xxx/CVE-2022-28204.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-28204"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/28xxx/CVE-2022-28204.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-28204",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 504010,
  "published_at": "2022-09-19T20:48:09+00:00"
}