What the vulnerability does
01Description
The HelpDesk contact form plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.1.5. This is due to missing or incorrect nonce validation on the handle_query_args() function. This makes it possible for unauthenticated attackers to update the plugin's license ID and contact form ID settings 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
HelpDesk Contact Form versions 1.1.5 and earlier are vulnerable to cross-site request forgery (CSRF). An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the form without their knowledge. The vulnerability requires the victim to visit the attacker's page while authenticated to the site.
What an attacker can do
03Attacker Capabilities
Perform unwanted actions on the contact form by tricking an authenticated admin into visiting a malicious webpage.
Potential impact on your site
04Site Impact
An attacker could modify form settings, delete submissions, or alter configuration without your consent.
Conditions required to exploit
05Prerequisites
The site admin must be logged in and visit a page controlled by the attacker.
Key dates
06Disclosure timeline
January 7, 2026
CVE published
April 8, 2026
Record updated
