CVE-2026-100243

Description

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.

References

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