What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in rbaer Simple Matomo Tracking Code simple-matomo-tracking-code allows Stored XSS.This issue affects Simple Matomo Tracking Code: from n/a through <= 1.1.0.
Explanation of Vulnerability in Simple Terms
02Summary
Simple Matomo Tracking Code versions up to 1.1.0 contain a cross-site scripting (XSS) vulnerability. An authenticated user with high privileges can inject malicious scripts that execute in other users' browsers when they view affected pages. The vulnerability requires user interaction and can affect the confidentiality, integrity, and availability of the site.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that execute in other users' browsers to steal data or modify page content.
Potential impact on your site
04Site Impact
Authenticated admins can inject scripts affecting other users; impacts site security and user trust.
Conditions required to exploit
05Prerequisites
Attacker must have high-level admin privileges and the victim must visit an affected page.
Key dates
06Disclosure timeline
September 3, 2025
CVE published
April 28, 2026
Record updated