What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Árpád Lehel Mátyus Terms Popup On User Login terms-popup-on-user-login allows Stored XSS.This issue affects Terms Popup On User Login: from n/a through <= 2.0.8.
Explanation of Vulnerability in Simple Terms
02Summary
Terms Popup On User Login versions 2.0.8 and earlier contain a cross-site scripting vulnerability. An authenticated admin can inject malicious scripts into popup content that execute in other users' browsers when they log in. The vulnerability requires admin privileges and user interaction (victim must log in), but can affect site visitors across the platform.
What an attacker can do
03Attacker Capabilities
Inject malicious JavaScript that runs in users' browsers when they log in.
Potential impact on your site
04Site Impact
Attackers with admin access can steal user session tokens, redirect visitors, or deface login pages.
Conditions required to exploit
05Prerequisites
Admin account access; victim must log in to the site.
Key dates
06Disclosure timeline
May 7, 2025
CVE published
April 28, 2026
Record updated