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Vulnerabilities

Vulnerability · CVE-2023-37474

9001 copyparty Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Published Jul 14, 2023 · catalog updated Jul 14, 2023 · 9001 copyparty Improper Limitation

Patch now

CVE-2023-37474 is in the CISA known-exploited catalog. Confirm 9001 copyparty Improper Limitation against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (9001 copyparty Improper Limitation).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
44.92%
Remediation
Remediation guidance
Affected products
vendor 9001 copyparty

Copyparty is a portable file server. Versions prior to 1.8.2 are subject to a path traversal vulnerability detected in the subfolder. The Path Traversal attack technique allows an attacker access to files, directories, and commands that reside outside the web document root directory. This issue has been addressed in commit which has been included in release 1.8.2. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor 9001 copypartyversion unspecified

How to fix CVE-2023-37474

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2023-37474 is in the CISA known-exploited catalog. Confirm 9001 copyparty Improper Limitation against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 44.92%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 14, 2023 · VulnCheck KEV

    Detected

    Copyparty is a portable file server. Versions prior to 1.8.2 are subject to a path traversal vulnerability detected in the subfolder. The Path Traversal attack technique allows an attacker access to files, directories, and commands that reside outside the web document root directory. This issue has been addressed in commit which has been included in release 1.8.2. Users are advised to upgrade. The

  2. Jul 14, 2023 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2023-37474

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-37474

    30-day exploitation probability 44.9%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2023-37474

    Copyparty is a portable file server. Versions prior to 1.8.2 are subject to a path traversal vulnerability detected in the subfolder. The Path Traversal attack technique allows an attacker access to files, directories, and commands that reside outside the web document root direct

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.