CVE-2025-54423

copyparty is a portable file server. In versions up to and including versions 1.18.4, an unauthenticated attacker is able to execute arbitrary JavaScript code in a victim's browser due to improper sanitization of multimedia tags in music files, including m3u files. This is fixed in version 1.18.5.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/9001/copyparty/commit/895880aeb0be0813ddf732487596633f8f9fc3a6	Patch
https://github.com/9001/copyparty/releases/tag/v1.18.5	Release Notes
https://github.com/9001/copyparty/security/advisories/GHSA-9q4r-x2hj-jmvr	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:9001:copyparty:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-07-28 20:17

Updated : 2025-09-22 14:39

NVD link : CVE-2025-54423

Mitre link : CVE-2025-54423

CVE.ORG link : CVE-2025-54423

JSON object : View

Products Affected

9001

copyparty

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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