CVE-2026-27948
Copyparty vulnerable to eflected cross-site scripting via setck parameter
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th
Copyparty is a portable file server. In versions prior to 1.20.9, an XSS allows for reflected cross-site scripting via URL-parameter `?setck=...`. Version 1.20.9 fixes the issue.
| CWE | CWE-79 |
| Vendor | 9001 |
| Product | copyparty |
| Published | Feb 26, 2026 |
| Last Updated | Feb 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
9001 / copyparty
< 1.20.9