Description
WordPress Plugin Booking Ultra Pro Appointments Booking Calendar is prone to a local file inclusion vulnerability because it fails to sufficiently verify user-supplied input. Exploiting this issue may allow an attacker to obtain sensitive information that could aid in further attacks. WordPress Plugin Booking Ultra Pro Appointments Booking Calendar version 1.1.13 is vulnerable; prior versions may also be affected.
Remediation
Edit the source code to ensure that input is properly verified or disable and remove the plugin until a fix is available