Medium severity6.1NVD Advisory· Published Mar 7, 2025· Updated Apr 8, 2026
CVE-2024-13431
CVE-2024-13431
Description
The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the accent_color and background parameter in all versions up to, and including, 1.6.8.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:a:nsquared:appointment_booking_calendar:*:*:*:*:*:wordpress:*:*Range: <1.6.8.5
- Range: <=1.6.8.3
Patches
Vulnerability mechanics
References
6- plugins.trac.wordpress.org/changeset/3246760/simply-schedule-appointments/trunk/booking-app-new/iframe-inner.phpnvdPatch
- www.wordfence.com/threat-intel/vulnerabilities/id/f6e3e5dd-b9f1-4d24-98cc-b6ab319434e4nvdThird Party Advisory
- blog.lucianohanna.com.br/security/cve/cve-2024-13431-reflected-xss-no-simply-schedule-appointments/nvd
- plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6.8.3/booking-app-new/iframe-inner.phpnvd
- plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6.8.3/includes/class-styles.phpnvd
- plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6.8.3/includes/class-styles.phpnvd
News mentions
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