CVE-2026-25435

HIGH 7.1

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

CVSS Score

7.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-79
Vendor	wpdevart
Product	booking calendar, appointment booking system
Published	Mar 25, 2026
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

wpdevart / Booking calendar, Appointment Booking System

0 ≤ 3.2.36

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: 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

Credits

dragonzen | Patchstack Bug Bounty Program