5.3
Medium
CVE-2026-16282 The Appointment Hour Booking WordPress plugin before 1.5.88 does not validate a client-supplied booking price against…
Description
The Appointment Hour Booking WordPress plugin before 1.5.88 does not validate a client-supplied booking price against the server-side configured service price, allowing unauthenticated users to submit an arbitrary final price (including zero or negative) that is stored as the authoritative booking price, corrupting booking and payment records.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Appointment Hour Booking 1.5 | earliest → < 1.5.88 | 1.5.88 |