CVE-2026-100243 — Stored XSS in WikiSEO author and image properties on action=info

CVE-2026-100243

Stored XSS in WikiSEO author and image properties on action=info PUBLISHED

Description (CNA)

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - WikiSEO Extension allows Stored XSS. This issue affects Mediawiki - WikiSEO Extension: from * before 1.46.1, 1.45.5, 1.43.10.

Affected (CNA)

Vendor / product	Versions
Wikimedia Foundation / Mediawiki - WikiSEO Extension	affected * before 1.46.1, 1.45.5, 1.43.10

CWE

CWE-79

References

https://phabricator.wikimedia.org/T430896
https://gerrit.wikimedia.org/r/q/Iff6ef320017649750e5c6723a91ee298eb97a408

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.