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CVE-2023-38501

38
FAUCET Score

CVE-2023-38501 is a reflected cross-site scripting (XSS) vulnerability affecting copyparty file server software prior to version 1.8.7. This flaw, found in the ?k304= and ?setck= URL parameters, allows an attacker to potentially move, delete, or upload files using the compromised account of a user who clicks a malicious link. With a CVSS score of 6.1 (Medium) and an EPSS score indicating high exploitability, the vulnerability has readily available exploit code via Nuclei templates and ExploitDB, though it is not currently listed on the KEV catalog or Hot List. Despite the availability of exploits, there is currently no recorded community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.8.7CPE matchmatch criteria
cpe:2.3:a:9001:copyparty:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
9.62%
Probability of exploitation in next 30 days
EPSS Percentile
95.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Nuclei: CVE-2023-38501 · Oct 5, 2023
ExploitDB: EDB-51635 · Jul 28, 2023
This CVE's current EPSS score of 0.0962 is in the 97th percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: copypartyFixed in: 1.8.7

Vendor Advisories (1)

pipGHSA-f54q-j679-p9hhmedium

copyparty vulnerable to reflected cross-site scripting via k304 parameter

Jul 25, 2023

References

packetstormsecurity.com / files/173821/Copyparty-1.8.6-Cross-Site-Scripting.html
Third Party AdvisoryVDB Entry
github.com / 9001/copyparty/commit/007d948cb982daa05bc6619cd20ee55b7e834c38
Patch
github.com / 9001/copyparty/security/advisories/GHSA-f54q-j679-p9hh
Vendor Advisory