CVE-2025-8487: Extendthemes Kubio Ai Page Builder

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

The Kubio AI Page Builder plugin for WordPress is vulnerable to unauthorized plugin installation due to a missing capability check on the kubio-image-hub-install-plugin AJAX action in all versions up to, and including, 2.6.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to install the Image Hub plugin.

Affected products

• Extendthemes Kubio Ai Page Builder: up to and including 2.6.3

Published 2025-09-19. Last modified 2026-06-17.