What the vulnerability does
01Description
The WordPress Mega Menu – QuadMenu plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.2.0. This is due to missing or incorrect nonce validation on the ajax_dismiss_notice() function. This makes it possible for unauthenticated attackers to update any user meta to a value of one, including wp_capabilities which could result in a privilege deescalation of an administrator, via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
02Summary
QuadMenu – Mega Menu versions 3.2.0 and earlier are vulnerable to cross-site request forgery (CSRF). An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without the admin's knowledge or consent. The attack requires the admin to visit the attacker's page while authenticated.
What an attacker can do
03Attacker Capabilities
Perform unwanted actions on the site by tricking an authenticated admin into visiting a malicious webpage.
Potential impact on your site
04Site Impact
An attacker could modify menu settings or other plugin configuration without your permission if you visit a malicious link while logged in.
Conditions required to exploit
05Prerequisites
Site admin must be logged in and visit an attacker-controlled webpage.
Key dates
06Disclosure timeline
April 12, 2025
CVE published
April 8, 2026
Record updated
