CVE-2025-54589: Copyparty is a portable file server

Q: How do I fix CVE-2025-54589?

copyparty: upgrade to 1.18.7. Exact commands for each OS are on this page.

Q: Is CVE-2025-54589 being exploited?

CVE-2025-54589 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-54589 affect?

CVE-2025-54589 affects copyparty. Severity is medium (CVSS 6.3). Copyparty is a portable file server. In versions 1.18.6 and below, when accessing the recent uploads page at `/?ru`, users can filter the results using an input field at the top. This field appends a filter parameter to the URL, which refle

Q: How urgent is CVE-2025-54589?

Priority 48/100. Public exploit reference

This month

MEDIUM 6.3UPGRADE

CVE-2025-54589 is a medium-severity flaw (CVSS 6.3) affecting copyparty. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Copyparty is a portable file server. In versions 1.18.6 and below, when accessing the recent uploads page at `/?ru`, users can filter the results using an input field at the top. This field appends a filter parameter to the URL, which reflects its value directly into a `<script>` block without proper escaping, allowing for reflected Cross-Site Scripting (XSS) and can be exploited against both authenticated and unauthenticated users. This is fixed

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.4% (top 16%)
CISA exploited list	No
Weakness	CWE-79, CWE-80
Published	2025-07-31
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: 9001

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-31 14:15 UTCPublished CVE record published
2026-06-17 09:40 UTCUpdated Record last modified

9001 copyparty UPGRADE

Affected: < 1.18.7

Fixed in: 1.18.7

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy copyparty || rpm -q copyparty || copyparty --version

2. UPGRADE to 1.18.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade copyparty

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade copyparty

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Copyparty 1.18.6 - Reflected Cross-Site Scripting (XSS)
Nuclei scan template: Copyparty <=1.18.6 - Cross-Site Scripting

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-54589?

copyparty: upgrade to 1.18.7. Exact commands for each OS are on this page.

Is CVE-2025-54589 being exploited?

CVE-2025-54589 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-54589 affect?

CVE-2025-54589 affects copyparty. Severity is medium (CVSS 6.3). Copyparty is a portable file server. In versions 1.18.6 and below, when accessing the recent uploads page at `/?ru`, users can filter the results using an input field at the top. This field appends a filter parameter to the URL, which refle

How urgent is CVE-2025-54589?

Priority 48/100. Public exploit reference

Related CVEs

CVE-2026-30974 MEDIUM 4.6 UPGRADE Copyparty is a portable file server
CVE-2026-27948 MEDIUM 5.4 UPGRADE Copyparty is a portable file server
CVE-2025-58753 HIGH 7.5 UPGRADE Copyparty is a portable file server
CVE-2025-54796 HIGH 7.5 UPGRADE Copyparty is a portable file server
CVE-2025-54423 MEDIUM 5.4 UPGRADE copyparty is a portable file server

References

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