Executive Summary

This vulnerability is a stored cross-site scripting (XSS) issue in the web interface of Lyrion Music Server version 9.0.3 and earlier. An authenticated user with access to the Settings Player can input arbitrary HTML or JavaScript code into the Player name field. This input is stored by the server and later displayed without proper encoding on the Player Info tab, causing the malicious script to execute in the browser of any user who views that page.

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Impact Analysis

The vulnerability can allow an attacker to execute arbitrary scripts in the context of other users viewing the Player Info page. This can lead to theft of session tokens, user impersonation, or other malicious actions performed on behalf of the victim user.

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