What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in tenteeglobal Instant Appointment instant-appointment allows Reflected XSS.This issue affects Instant Appointment: from n/a through <= 1.2.
Explanation of Vulnerability in Simple Terms
02Summary
Instant Appointment versions 1.2 and earlier contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the application. An attacker can craft a malicious link or page that, when visited by a user, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or defacement of the appointment interface.
What an attacker can do
03Attacker Capabilities
Inject and execute malicious JavaScript in a user's browser to steal session data or credentials.
Potential impact on your site
04Site Impact
Users visiting the application via malicious links risk credential theft and session compromise; site reputation may be damaged.
Conditions required to exploit
05Prerequisites
Attacker must trick a user into clicking a malicious link or visiting a compromised page (user interaction required).
Key dates
06Disclosure timeline
January 22, 2025
CVE published
April 28, 2026
Record updated