CVE-2026-103050

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

CVE-2024-23176

An issue was discovered in the MassMessage extension in MediaWiki before 1.40.2. For a Special:MassMessage?uselang=x-xss URL, the i18n key massmessage-form-page-help allows XSS...

PT-2026-91064

Name of the Vulnerable Software and Affected Versions MassMessage extension in MediaWiki versions prior to 1.40.2 Description A Cross-Site Scripting XSS issue exists in the MassMessage extension. The problem occurs when using the Special:MassMessage endpoint with the uselang parameter set to a...

EUVD-2024-55763

An issue was discovered in the MassMessage extension in MediaWiki before 1.40.2. For a Special:MassMessage?uselang=x-xss URL, the i18n key massmessage-form-page-help allows XSS...

CVE-2024-23176

An issue was discovered in the MassMessage extension in MediaWiki before 1.40.2. For a Special:MassMessage?uselang=x-xss URL, the i18n key massmessage-form-page-help allows XSS...

CVE-2024-23176

An issue was discovered in the MassMessage extension in MediaWiki before 1.40.2. For a Special:MassMessage?uselang=x-xss URL, the i18n key massmessage-form-page-help allows XSS...