Cross-Site Request Forgery in WordPress Mega Menu – QuadMenu Plugin

CVE-2025-2871

What is CVE-2025-2871?

The Mega Menu – QuadMenu plugin for WordPress is susceptible to Cross-Site Request Forgery (CSRF) across all versions up to and including 3.2.0. This vulnerability arises from inadequate nonce validation in the ajax_dismiss_notice() function. An unauthenticated attacker can exploit this flaw to alter any user's meta information to a value of one, including critical permissions like wp_capabilities. As a result, this may lead to unauthorized privilege elevation or privilege deescalation of site administrators if a user is deceived into executing a malicious request, such as clicking a compromised link.

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