CVE-2025-12014

Name of the Vulnerable Software and Affected Versions NGINX Cache Optimizer plugin for WordPress versions up to and including 1.1

Description The NGINX Cache Optimizer plugin for WordPress is susceptible to unauthorized data modification. A missing capability check on the nginxcacheoptimizer-blacklist-update AJAX action allows authenticated attackers with Subscriber-level access or higher to add URLs to the Exclude URLs From Dynamic Caching setting. The vulnerable AJAX action is nginxcacheoptimizer-blacklist-update.

Recommendations Update the NGINX Cache Optimizer plugin to a version beyond 1.1.