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CVE-2026-96872

WikiLambda public function execution bypasses the unsaved-code permission through nested Z825 compositions

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.47.0
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

Improper handling of insufficient permissions or privileges vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension on Linux, MacOS, and Windows allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects Mediawiki - WikiLambda Extension: before 1.47.0.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • The Wikimedia Foundation Mediawiki - WikiLambda Extension

    fixed in 1.47.0

References 3

phabricator.wikimedia.org

gerrit.wikimedia.org

GitHub · BomboBombone/CVE-2026-96872