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

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

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N`)
- **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 available:** No
- **Published:** 5 Jun 2026
- **Updated:** 5 Jun 2026
- **Also known as:** GHSA-rxf9-fjjc-h697

## 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 (Improper Neutralization of Input During Web Page Generation)

## 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.

## 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:

- Lyrion Music Server <= 9.2.0 - Cross-Site Scripting (nuclei): http/cves/2026/CVE-2026-50230.yaml

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-50230 and fix it if it is affected.

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

Affected product: LMS Community Lyrion Music Server. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-50230/ (Markdown: https://insights.sbomify.com/CVE-2026-50230/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-50230
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-50230
- OSV: https://osv.dev/vulnerability/CVE-2026-50230

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-50230/
Summaries are generated and may contain mistakes; the official description above is the record.