Vulnerabilities > CVE-2022-1463 - Deserialization of Untrusted Data vulnerability in Booking Calendar Project Booking Calendar
Attack vector
NETWORK Attack complexity
LOW Privileges required
SINGLE Confidentiality impact
PARTIAL Integrity impact
PARTIAL Availability impact
PARTIAL Summary
The Booking Calendar plugin for WordPress is vulnerable to PHP Object Injection via the [bookingflextimeline] shortcode in versions up to, and including, 9.1. This could be exploited by subscriber-level users and above to call arbitrary PHP objects on a vulnerable site.