CVE-2026-5693 Smart Appointment & Booking <= 1.0.8 - Missing Authorization to Unauthenticated Arbitrary Booking Cancellation

The Smart Appointment & Booking plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check and a nonce validation logic flaw in the saabcancelbooking function in all versions up to, and including, 1.0.8. The nonce check uses && AND instead of || OR,...