CVE-2026-103046

UNKNOWN 0.0

WikifunctionsFragmentRenderer does unsafe string replacements on user-provided HTML

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Wikimedia Foundation MediaWiki - WikiLambda extension allows Stored XSS. This issue affects MediaWiki - WikiLambda extension: before 1.46.1.

CWE	CWE-79
Vendor	the wikimedia foundation
Product	mediawiki - wikilambda extension
Published	Sep 29, 2026
Last Updated	Sep 29, 2026

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Affected Versions

The Wikimedia Foundation / Mediawiki - WikiLambda Extension

0 < 1.46.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

phabricator.wikimedia.org: https://phabricator.wikimedia.org/T428829 gerrit.wikimedia.org: https://gerrit.wikimedia.org/r/c/1307827

Credits

🔍 SomeRandomDeveloper James Forrester