What the vulnerability does
01Description
The WebPurify Profanity Filter plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'webpurify_save_options' function in all versions up to, and including, 4.0.2. This makes it possible for unauthenticated attackers to change plugin settings.
Explanation of Vulnerability in Simple Terms
02Summary
WebPurify Profanity Filter versions 4.0.2 and earlier lack proper authorization checks, allowing unauthenticated attackers to modify data or disrupt service availability. The vulnerability requires no user interaction and can be exploited over the network. Site administrators should update to a version newer than 4.0.2 as soon as a patch becomes available.
What an attacker can do
03Attacker Capabilities
Modify filter settings or disable the profanity filter without authentication.
Potential impact on your site
04Site Impact
Attackers can tamper with content filtering or cause service disruption without logging in.
Conditions required to exploit
05Prerequisites
Network access only; no authentication or user interaction required.
Key dates
06Disclosure timeline
February 4, 2026
CVE published
April 8, 2026
Record updated