What the vulnerability does
01Description
The Web Application Firewall plugin for WordPress is vulnerable to IP Address Spoofing in versions up to, and including, 2.1.2. This is due to insufficient restrictions on where the IP Address information is being retrieved for request logging and login restrictions. Attackers can supply the X-Forwarded-For header with with a different IP Address that will be logged and can be used to bypass settings that may have blocked out an IP address or country from logging in.
Explanation of Vulnerability in Simple Terms
02Summary
A flaw in Web Application Firewall allows an attacker to modify data in transit without authentication. The vulnerability affects versions 2.1.2 and earlier. An attacker on the network can alter responses or requests, potentially compromising the integrity of protected web applications. Update to a version newer than 2.1.2.
What an attacker can do
03Attacker Capabilities
Modify data passing through the firewall without authentication.
Potential impact on your site
04Site Impact
Attackers can alter web traffic protected by this firewall, potentially injecting malicious content or modifying legitimate responses.
Conditions required to exploit
05Prerequisites
Network access to the firewall; no authentication or user interaction required.
Key dates
06Disclosure timeline
August 31, 2024
CVE published
April 8, 2026
Record updated
