CVE-2026-17022: Unknown Salon Booking System

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

The Salon Booking System WordPress plugin before 10.30.34 does not properly validate a booking's ownership token before loading it in its booking-wizard confirmation steps, allowing unauthenticated attackers to disclose other customers' booking records, including personal information, by supplying a sequential booking identifier.

Affected products

• Unknown Salon Booking System: before 10.30.34 (fixed in 10.30.34)

Published 2026-08-10. Last modified 2026-08-26.