What the vulnerability does
01Description
The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.3.1. This is due to missing or incorrect nonce validation on the wclearfy_cache_delete functionality . This makes it possible for unauthenticated attackers to clear the cache 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
The Clearfy Cache WordPress plugin versions 2.3.1 and earlier are vulnerable to cross-site request forgery (CSRF) attacks. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unauthorized actions on the site without the admin's knowledge or consent. This could allow modification of plugin settings or cache configurations.
What an attacker can do
03Attacker Capabilities
Perform unauthorized actions on the site by tricking an admin into visiting a malicious webpage.
Potential impact on your site
04Site Impact
Plugin settings or cache behavior could be altered without your knowledge if you visit a malicious link while logged in.
Conditions required to exploit
05Prerequisites
Site admin must be logged in and visit a page controlled by the attacker.
Key dates
06Disclosure timeline
April 12, 2025
CVE published
April 8, 2026
Record updated
