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CVE-2025-67478

🗓️ 03 Feb 2026 01:14:17Reported by wikimedia-foundationType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

CVE-2025-67478 miscomputes email addresses for comma and umlaut usernames in CheckUser before 1.39.14, 1.43.4, or 1.44.1.

Related
Detection
Affected
Refs
NVD
Node
mediawikicheckuserRange1.39.01.39.14mediawiki
OR
mediawikicheckuserRange1.43.01.43.4mediawiki
OR
mediawikicheckuserMatch1.44.0mediawiki
[
  {
    "defaultStatus": "unaffected",
    "product": "CheckUser",
    "programFiles": [
      "includes/Mail/UserMailer.php"
    ],
    "repo": "https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master",
    "vendor": "Wikimedia Foundation",
    "versions": [
      {
        "lessThan": "1.39.14, 1.43.4, 1.44.1",
        "status": "affected",
        "version": "*",
        "versionType": "semver"
      }
    ]
  }
]

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14 Apr 2026 14:08Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.18.8
EPSS0.00015
SSVC
9