CVE-2026-50230 Lyrion Music Server 9.2.0 Reflected XSS via server.log

Medium 5.1 Published Updated

Attackers can execute arbitrary JavaScript in users' browsers via a reflected XSS vulnerability in the Lyrion Music Server log endpoint.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-50230?

CVE-2026-50230 is a medium-severity cross-site scripting vulnerability in LMS Community Lyrion Music Server, published on 5 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Lyrion Music Server 9.2.0 contains an unauthenticated reflected cross-site scripting vulnerability in the server.log endpoint that allows attackers to inject arbitrary HTML and JavaScript code through the search parameter. Attackers can craft malicious URLs with JavaScript payloads in the search parameter to execute code in users' browsers within the context of the affected application.

Weakness: CWE-79

Which versions are affected by CVE-2026-50230?

How do I fix CVE-2026-50230?

No fix has been published for CVE-2026-50230 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-50230 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-50230 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-rxf9-fjjc-h697.

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