Cross-Site Request Forgery Vulnerability in PhpList Subber Plugin for WordPress

CVE-2025-9632

What is CVE-2025-9632?

The PhpList Subber plugin for WordPress is susceptible to Cross-Site Request Forgery (CSRF) attacks due to inadequate nonce validation in its bulk_action_handler function. Attackers can exploit this flaw to execute unauthorized actions by tricking site administrators into clicking malicious links. This vulnerability impacts all versions of the plugin up to and including version 1.1, exposing users to potential unauthorized bulk synchronization of subscription forms.

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