What the vulnerability does
01Description
The Complianz – GDPR/CCPA Cookie Consent plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's cmplz-accept-link shortcode in all versions up to, and including, 7.4.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Explanation of Vulnerability in Simple Terms
02Summary
Complianz – GDPR/CCPA Cookie Consent versions 7.4.3 and earlier contain a cross-site scripting vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers, including administrators. The vulnerability affects the plugin's scope across the site, allowing attackers to steal session tokens, modify site content, or perform actions on behalf of victims.
What an attacker can do
03Attacker Capabilities
Inject and execute malicious JavaScript in other users' browsers, including administrators.
Potential impact on your site
04Site Impact
Authenticated attackers can compromise admin accounts, steal credentials, or modify site settings through injected scripts.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account; no user interaction required from the victim.
Key dates
06Disclosure timeline
February 18, 2026
CVE published
April 8, 2026
Record updated
