CVE-2026-39587: Hakan Ozevin Wp Base Booking

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Unauthenticated Privilege Escalation in WP BASE Booking <= 5.9.0 versions.

Affected products

• Hakan Ozevin Wp Base Booking: up to and including 5.9.0

Published 2026-06-15. Last modified 2026-06-17.