CVE-2026-86475
Medium
Description
The Appointment Hour Booking WordPress plugin before 1.5.95 does not check every appointment in a booking submission against the capacity configured for its own slot, allowing unauthenticated visitors to take slots that are already fully booked.
SeverityMedium
CVSS5.3
Exploit probability—
ProductAppointment Hour Booking
PublishedSep 16, 2026
First seenSep 16, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- Appointment Hour Booking1.5.95 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Appointment Hour Booking | v < 1.5.95 | 1.5.95 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
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