CVE-2026-1919 PUBLISHED

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.

• Kazuma Matsumoto finder

• https://www.wordfence.com/threat-intel/vulnerabilities/id/c88dcf62-4b6c-4ff0-8530-5aefd54bd347?source=cve
• https://plugins.trac.wordpress.org/browser/booktics/tags/1.0.15/core/customer/controllers/customer-controller.php#L229
• https://plugins.trac.wordpress.org/browser/booktics/tags/1.0.15/core/team-member/controllers/team-member-controller.php#L235
• https://plugins.trac.wordpress.org/browser/booktics/tags/1.0.15/core/order/controllers/order-controller.php#L889
• https://plugins.trac.wordpress.org/browser/booktics/tags/1.0.15/core/appointment/controllers/appointment-controller.php#L549
• https://plugins.trac.wordpress.org/changeset/3477898/booktics

• CWE-306 Missing Authentication for Critical Function CWE