CVE-2026-11887: Unknown Salon Booking System

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

The Salon Booking System WordPress plugin before 10.30.20 does not have proper authorisation checks on one of its AJAX actions, allowing any authenticated user, such as a subscriber, to modify a Salon Booking System WordPress plugin before 10.30.20 setting and bypass the manual approval of new bookings.

Affected products

• Unknown Salon Booking System: before 10.30.20 (fixed in 10.30.20)

Published 2026-07-01. Last modified 2026-07-01.