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CVE-2026-58033 "Total number of distinct authors" statistic at action=info does not exclude revisions where the author name was deleted

🗓️ 01 Jul 2026 14:54:15Reported by wikimedia-foundationType 
cvelist
 cvelist
🔗 www.cve.org👁 55 Views

CVE-2026-58033: Action=info author count can include deleted names, exposing sensitive information in MediaWiki.

Related
Affected
Refs
[
  {
    "vendor": "Wikimedia Foundation",
    "product": "MediaWiki",
    "repo": "https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master",
    "programFiles": [
      "includes/Actions/InfoAction.php"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "*",
        "lessThan": "1.46.0, 1.45.4, 1.44.6, 1.43.9",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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