CVE-2026-1920: Arraytics Booktics – Booking Calendar For Appointments And Service Businesses

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

The Booking Calendar for Appointments and Service Businesses – Booktics plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'Extension_Controller::update_item_permissions_check' function in all versions up to, and including, 1.0.16. This makes it possible for unauthenticated attackers to install addon plugins.

Affected products

• Arraytics Booktics – Booking Calendar For Appointments And Service Businesses: up to and including 1.0.16

Published 2026-03-10. Last modified 2026-06-17.