CVE-2026-16774

The CVE-2026-16774 entry concerns the WordPress Chatbot plugin vulnerable to Missing Authorization via the wpcs_send_email() AJAX handler in versions up to and including 8.5.9. The wpcs_send_email() function is registered for both wp_ajax_wpcs_send_email and wp_ajax_nopriv_wpcs_send_email without...

WordPress Responsive Blocks plugin <= 2.2.0 - Unauthenticated Open Email Relay via REST API 'email_to' Parameter vulnerability

Unauthenticated Open Email Relay via REST API 'emailto' Parameter vulnerability discovered by Even S in WordPress Plugin Responsive Blocks versions = 2.2.0...