CVE-2026-86475

Appointment Hour Booking < 1.5.95 - Unauthenticated Booking Capacity Bypass via Multi-Appointment Submission

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.

Affected

Appointment Hour Booking

CVSS v3.1 WPSCAN

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.31% chance of exploitation in the next 30 days, 22nd percentile

Published

2026-09-16

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/b7b45dae-bc91-4142-ae9b-5c8b39791cda/

References

• CVE Record
• NVD entry