CVE-2026-103051

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CentralNotice extension allows Stored XSS. This issue affects Mediawiki - CentralNotice extension: before 1.46.1, 1.45.5, 1.43.10.

CVSS Vector

References

• https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CentralNotice/+/1346103
• https://phabricator.wikimedia.org/T432419