What the vulnerability does
01Description
The WP Blast | SEO & Performance Booster plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.8.6. This is due to missing or incorrect nonce validation on multiple administrative actions in the Settings class. This makes it possible for unauthenticated attackers to trigger cache purging, sitemap clearing, plugin data purging, and score resetting operations via forged requests granted they can trick a site administrator into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
02Summary
WP Blast versions up to 1.8.6 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 unwanted actions on the site without the admin's knowledge or consent. The vulnerability requires the victim to visit the attacker's page while authenticated to the WordPress site.
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 site settings or content if an admin visits 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
September 10, 2025
CVE published
April 8, 2026
Record updated
