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CVE-2026-100382 Unauthenticated remote code execution through wikitext in ExternalData

🗓️ 25 Sep 2026 21:04:02Reported by wikimedia-foundationType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

Unauthenticated RCE in Mediawiki - ExternalData Extension before 3.7 via wikitext.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-100382
26 Sep 202600:00
–circl
cve
CVE
CVE-2026-100382
25 Sep 202621:04
–cve
euvd
EUVD
EUVD-2026-87348
26 Sep 202600:32
–euvd
nvd
NVD
CVE-2026-100382
25 Sep 202622:17
–nvd
[
  {
    "vendor": "Wikimedia Foundation",
    "product": "Mediawiki - ExternalData Extension",
    "repo": "https://gerrit.wikimedia.org/g/mediawiki/extensions/ExternalData/+/refs/heads/master",
    "versions": [
      {
        "status": "affected",
        "version": "*",
        "lessThan": "3.7",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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