CVE-2026-27389: Designthemes Wedesigntech Ultimate Booking Addon

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

Authentication Bypass Using an Alternate Path or Channel vulnerability in designthemes WeDesignTech Ultimate Booking Addon wedesigntech-ultimate-booking-addon allows Authentication Abuse.This issue affects WeDesignTech Ultimate Booking Addon: from n/a through <= 1.0.1.

Affected products

• Designthemes Wedesigntech Ultimate Booking Addon: up to and including 1.0.1

Published 2026-03-05. Last modified 2026-06-17.