The Booking Calendar for Appointments and Service Businesses – Booktics plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on multiple REST API endpoints in all versions up to, and including, 1.0.16. This makes it possible for unauthenticated attackers to query sensitive data.
Missing Authorization vulnerability in Arraytics Booktics allows Exploiting Incorrectly Configured Access Control Security Levels.
This issue affects Booktics: from n/a through 1.0.16.
Unauthenticated Broken Access Control in Booktics <= 1.0.24 versions.