CVE-2026-11608: WP Customer Reviews <= 3.7.8 - Reflected Cross-Site Scripting via 'wpcr3_fname' Parameter
The WP Customer Reviews plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'wpcr3fname' parameter in all versions up to, and including, 3.7.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Affected Software
Event History
Frequently Asked Questions
Who can exploit this issue, and what interaction is required?
An unauthenticated attacker can attempt exploitation remotely. They must persuade a user to perform an action such as clicking a crafted link for the injected script to execute.
Which plugin versions are affected?
WP Customer Reviews versions up to and including 3.7.8 are affected.
What is the likely impact if exploitation succeeds?
The attacker can inject arbitrary scripts that execute in the affected page context after user interaction. The provided severity vector indicates low confidentiality and integrity impact, with no availability impact.