CVE-2026-9830

HIGH CVSS 3.1: 8.2
Updated Jul 27, 2026
Unknown
Parameter Value
CVSS 8.2 (HIGH)
Affected Versions before 5.7.3
Type CWE-287 (Improper Authentication), CWE-287 Improper Authentication
Vendor Unknown
Public PoC No

The bookingpress-appointment-booking-pro WordPress plugin before 5.7.3 does not correctly invoke its REST permission callback, leaving every route in one of its API namespaces reachable without authentication and allowing unauthenticated attackers to read customer booking data and modify other users' bookings.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

unknown:bookingpress-appointment-booking-pro