LMS Community Lyrion Music Server 9.2.0 Query Parameter cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k4.46-

Summaryinfo

A vulnerability was found in LMS Community Lyrion Music Server 9.2.0 and classified as problematic. This vulnerability affects unknown code of the component Query Parameter Handler. Executing a manipulation can lead to cross site scripting. This vulnerability is tracked as CVE-2026-50231. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in LMS Community Lyrion Music Server 9.2.0 and classified as problematic. This vulnerability affects an unknown code of the component Query Parameter Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Lyrion Music Server 9.2.0 contains an unauthenticated stored cross-site scripting vulnerability in the log viewer that allows attackers to inject malicious scripts by exploiting unescaped template variables. Attackers can inject XSS payloads through search, lines, and path query parameters or by crafting values that get logged such as URLs, User-Agent headers, stream titles, or player names to execute arbitrary scripts in users' browsers.

The weakness was disclosed by Gjoko Krstic as ZSL-2026-5989. The advisory is shared for download at zeroscience.mk. This vulnerability was named CVE-2026-50231 since 06/04/2026. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-34830). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.2
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/04/2026 CVE reserved
06/05/2026 +1 days Advisory disclosed
06/05/2026 +0 days VulDB entry created
06/05/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: ZSL-2026-5989
Researcher: Gjoko Krstic
Status: Not defined

CVE: CVE-2026-50231 (🔒)
GCVE (CVE): GCVE-0-2026-50231
GCVE (VulDB): GCVE-100-368932
EUVD: 🔒

Entryinfo

Created: 06/05/2026 17:02
Updated: 06/05/2026 18:04
Changes: 06/05/2026 17:02 (76), 06/05/2026 18:04 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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