CVE-2025-54423

MEDIUM EPSS 31.3%
Published Jul 28, 202511mo ago · Modified Jun 17, 20261w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Jul 28, 2025 11mo ago
Last Modified Jun 17, 2026 1w ago

Description

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 Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
31.3% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
9001copyparty* <1.18.5

References 3

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

Remediation

  • github.com https://github.com/9001/copyparty/commit/895880aeb0be0813ddf732487596633f8f9fc3a6
    Patch