High · 7.1 CVE-2026-25435 EUVD-2026-15726GHSA-7v9h-m3cp-hqf4

WordPress Booking calendar, Appointment Booking System plugin <= 3.2.36 - Cross Site Scripting (XSS) vulnerability

Published Mar 25, 2026 · Updated Apr 28, 2026 · Assigned by Patchstack

Vendor: wpdevart Product: Booking calendar, Appointment Booking System

Description

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

Vendor	Product	Affected	Fixed
wpdevart	Booking calendar, Appointment Booking System	≤ 3.2.36	—

References

https://patchstack.com/database/Wordpress/Plugin/booking-calendar/vulnerability/wordpress-booking-calendar-appointment-booking-system-plugin-3-2-35-cross-site-scripting-xss-vulnerability?_s_id=cve vdb-entry