ContentMX Content Publisher, CVE-2025-9889

CVE, Research URL: CVE-2025-9889
Home page URL: Security reports for ContentMX Content Publisher
Application: ContentMX Content Publisher
Published on: Oct 03, 2025
Research Description: The ContentMX Content Publisher plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.6. This is due to missing or incorrect nonce validation on the cmx_activate_connection function. This makes it possible for unauthenticated attackers to bind their own ContentMX connection via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Affected versions: max 1.0.7.
Status: vulnerable