CVE-2026-0572 MEDIUM

CVE-2026-0572: WebPurify Profanity Filter <= 4.0.2 - Missing Authorization to Unauthenticated Plugin Settings Change via webpurify_save_options

Vendor Webpurify
Product WebPurify Profanity Filter
Weakness CWE-862 · Missing authorization
Published February 4, 2026
Last update April 8, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

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

Related vulnerabilities

08Related CVE