What the vulnerability does
01Description
The Ally – Web Accessibility & Usability plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.8.0. This is due to missing or incorrect nonce validation on the enable_unfiltered_files_upload function. This makes it possible for unauthenticated attackers to enable unfiltered file upload and add svg files to the upload list via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
02Summary
Ally – Web Accessibility & Usability versions 3.8.0 and earlier contain a cross-site request forgery (CSRF) vulnerability. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without their knowledge. The vulnerability requires user interaction and does not expose sensitive data, but can modify site settings or content.
What an attacker can do
03Attacker Capabilities
Trick a logged-in admin into visiting a malicious page that performs unwanted actions on the site.
Potential impact on your site
04Site Impact
An attacker can modify site settings or content if they trick an admin into visiting a malicious link.
Conditions required to exploit
05Prerequisites
Site admin must be logged in and visit an attacker-controlled webpage.
Key dates
06Disclosure timeline
October 16, 2025
CVE published
April 8, 2026
Record updated
