CVE-2025-54796

HIGH EPSS 29.9%
Published Aug 2, 202511mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published Aug 2, 2025 11mo ago
Last Modified Jun 17, 2026 1w ago

Description

Copyparty is a portable file server. Versions prior to 1.18.9, the filter parameter for the "Recent Uploads" page allows arbitrary RegExes. If this feature is enabled (which is the default), an attacker can craft a filter which deadlocks the server. This is fixed in version 1.18.9.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
29.9% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 3

CWE-1333
CWE-400 Uncontrolled Resource Consumption Resource Mgmt
CWE-833

Affected Products 1

VendorProductVersionRange
9001copyparty* <1.18.9

References 3

  • github.com https://github.com/9001/copyparty/commit/09910ba80784c3980947d92f45db696398c0fd83
    Patch
  • github.com https://github.com/9001/copyparty/releases/tag/v1.18.9
    Release Notes
  • github.com https://github.com/9001/copyparty/security/advisories/GHSA-5662-2rj7-f2v6
    ExploitVendor Advisory

Remediation

  • github.com https://github.com/9001/copyparty/commit/09910ba80784c3980947d92f45db696398c0fd83
    Patch