What the vulnerability does
01Description
The Bitcoin Donate Button plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing or incorrect nonce validation on the settings page. This makes it possible for unauthenticated attackers to modify the plugin's settings, including donation addresses and display configurations, 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
The Bitcoin Donate Button plugin for WordPress contains a cross-site request forgery (CSRF) vulnerability in versions up to 1.0. An attacker can craft a malicious webpage that, when visited by a site administrator, performs unwanted actions on the site without their knowledge. The vulnerability requires the admin to visit the attacker's page while logged into WordPress.
What an attacker can do
03Attacker Capabilities
Perform unwanted actions on the site by tricking an admin into visiting a malicious webpage.
Potential impact on your site
04Site Impact
Attackers can modify plugin settings or trigger unintended actions if admins visit malicious links.
Conditions required to exploit
05Prerequisites
Site admin must visit attacker-controlled webpage while logged into WordPress.
Key dates
06Disclosure timeline
January 28, 2026
CVE published
April 8, 2026
Record updated
