CSRF in Quadlayers Quadmenu – Mega Menu

CVE-2025-2871

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.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.002 (8.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-2871?
CVE-2025-2871 is a medium-severity vulnerability in Quadlayers Quadmenu – Mega Menu, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2025-04-12.
How severe is CVE-2025-2871?
Medium severity. CVSS v3 base score is 4.3 out of 10.