CVE-2024-40602

Summary

CVE-2024-40602 is a stored Cross-Site Scripting (XSS) vulnerability affecting the Tempo skin for MediaWiki versions up to 1.42.1. An attacker can inject malicious scripts into MediaWiki:Sidebar top-level menu entries, which are then executed in the context of other users who view the affected page. This could lead to unintended website behavior or data theft, posing a significant security risk. Users are advised to upgrade to a patched version of MediaWiki to mitigate this issue.

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