WordPress BookingPress Pro plugin < 5.7.3 - Unauthenticated Customer PII Disclosure and Booking Tampering vulnerability

Unauthenticated Customer PII Disclosure and Booking Tampering vulnerability discovered by Kolja Zuelsdorf in WordPress Plugin BookingPress Appointment Booking Pro versions 5.7.3...

CVE-2026-9830 BookingPress Pro < 5.7.3 - Unauthenticated Customer PII Disclosure and Booking Tampering via Permission Callback Bug

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...

CVE-2026-9830 BookingPress Pro < 5.7.3 - Unauthenticated Customer PII Disclosure and Booking Tampering via Permission Callback Bug

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...

CVE-2026-9830

CVE-2026-9830 affects BookingPress Appointment Booking Pro for WordPress prior to 5.7.3. The root cause is a REST permission callback not being invoked, leaving all routes in a REST API namespace accessible without authentication. This allows unauthenticated attackers to read customer booking dat...