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    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.

    Published:Jul 28, 2025
    Last Modified:Sep 22, 2025
    EPS:Jul 28, 2025
    EPSS Score:0.0008
    CVSS Score:5.4

    Affected Products

    Vendor
    9001
    Product
    Copyparty

    Exploits

    https://github.com/9001/copyparty/security/advisories/GHSA-9q4r-x2hj-jmvr

    Related CVEs

    CVE-2026-70657 (CVSS 4.3) — Copyparty is a portable file server. Prior to 1.20.17, copyparty volumes with the dk or dks directory-key flag…
    CVE-2026-32109 (CVSS 3.7) — Copyparty is a portable file server. Prior to 1.20.12, if an attacker has been given both read- and write-perm…
    CVE-2026-32108 (CVSS 2.3) — Copyparty is a portable file server. Prior to 1.20.12, there was a missing permission-check in the shares feat…
    CVE-2026-30974 (CVSS 4.6) — Copyparty is a portable file server. Prior to v1.20.11., the nohtml config option, intended to prevent executi…
    CVE-2026-27948 (CVSS 5.4) — Copyparty is a portable file server. In versions prior to 1.20.9, an XSS allows for reflected cross-site scrip…
    CVE-2025-58753 (CVSS 5.3) — Copyparty is a portable file server. In versions prior to 1.19.8, there was a missing permission-check in the …
    CVE-2023-41471 (CVSS 7.8) — Cross Site Scripting vulnerability in copyparty before 1.9.2 allows a local attacker to execute arbitrary code…
    CVE-2025-54796 (CVSS 7.5) — Copyparty is a portable file server. Versions prior to 1.18.9, the filter parameter for the "Recent Uploads" p…
    CVE-2025-54589 (CVSS 6.3) — Copyparty is a portable file server. In versions 1.18.6 and below, when accessing the recent uploads page at `…
    CVE-2025-27145 (CVSS 3.6) — copyparty, a portable file server, has a DOM-based cross-site scripting vulnerability in versions prior to 1.1…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High