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CVE-2026-103446 WikiLambda exposes anonymous execution of unsaved Abstract Wikipedia fragments

🗓️ 30 Sep 2026 17:13:02Reported by wikimedia-foundationType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

Authorization bypass in MediaWiki WikiLambda allows anonymous execution of fragments.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
Exploit for CVE-2026-103446
30 Sep 202618:34
–githubexploit
cve
CVE
CVE-2026-103446
30 Sep 202617:13
–cve
euvd
EUVD
EUVD-2026-90199
30 Sep 202617:13
–euvd
nvd
NVD
CVE-2026-103446
30 Sep 202618:18
–nvd
[
  {
    "vendor": "The Wikimedia Foundation",
    "product": "MediaWiki WikiLambda extension",
    "repo": "https://gerrit.wikimedia.org/r/mediawiki/extensions/WikiLambda",
    "versions": [
      {
        "status": "affected",
        "version": "1.46"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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