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CVE-2026-58035

Stored XSS through a system message in the codex version of Special:Block

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.46.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Special.Block/SpecialBlock.Vue.

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Wikimedia Foundation MediaWiki

    From 1.46.0-rc.0 · fixed in 1.46.0

References 1

phabricator.wikimedia.org