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CVE-2025-54423PYSEC-2026-1277GHSA-9Q4R-X2HJ-JMVR

copyparty has a DOM-Based XSS vulnerability when displaying multimedia metadata

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.18.5
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: partial

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • 9001 copyparty

    fixed in 1.18.5

  • copypartyPyPI

    fixed in 1.18.5

References 3

GitHub · 9001/copyparty