CVE-2026-103046 — WikifunctionsFragmentRenderer does unsafe string replacements on user-provided HTML

CVE-2026-103046

WikifunctionsFragmentRenderer does unsafe string replacements on user-provided HTML PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
The Wikimedia Foundation / Mediawiki - WikiLambda Extension	affected 0 before 1.46.1

CWE

CWE-79

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.