CVE-2026-87891

Rox Appointment Booking < 1.2.0 - Unauthenticated Holiday Schedule Modification via REST API

The Rox Appointment Booking WordPress plugin before 1.2.0 does not perform any capability or authorization check when saving its holiday schedule, allowing unauthenticated attackers to overwrite the dates the booking system treats as unavailable, which can block legitimate bookings or open dates the site owner intended to keep closed.

Affected

Rox Appointment Booking

CVSS v3.1 CNA

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

EPSS

0.34% chance of exploitation in the next 30 days, 26th percentile

Published

2026-09-12

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/e7f3b29e-2503-41bb-b15c-3c0ef71a3a00/

References

• CVE Record
• NVD entry