CVE-2026-16589: Unknown Wp Directory Kit

High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days.

The WP Directory Kit WordPress plugin before 1.5.5 does not sanitize and escape a parameter before using it in a SQL statement through one of its authenticated AJAX actions, which lacks authorization and nonce checks, allowing any authenticated user such as a Subscriber to perform SQL injection attacks.

Affected products

• Unknown Wp Directory Kit: before 1.5.5 (fixed in 1.5.5)

Published 2026-08-08. Last modified 2026-08-26.