CVE-2026-16594 [HIGH] – The WP Directory Kit WordPress plugin before 1.5.5 does not perform authorization or nonce

The WP Directory Kit WordPress plugin before 1.5.5 does not perform authorization or nonce checks on one of its authenticated AJAX actions, allowing any authenticated user such as a Subscriber to disclose the WP Directory Kit WordPress plugin before 1.5.5 settings including sensitive API keys and secrets.