CVE-2026-25435: Wpdevart Booking Calendar, Appointment Booking System

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wpdevart Booking calendar, Appointment Booking System booking-calendar allows Stored XSS.This issue affects Booking calendar, Appointment Booking System: from n/a through <= 3.2.36.

Affected products

• Wpdevart Booking Calendar, Appointment Booking System: up to and including 3.2.36

Published 2026-03-25. Last modified 2026-06-17.