CVE-2026-27948
Medium
Description
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.
SeverityMedium
CVSS5.4
Exploit probability—
Product9001 Copyparty
PublishedFeb 26, 2026
First seenFeb 26, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- 9001 copyparty1.20.9 or later
- copyparty1.20.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| 9001 copyparty | v < 1.20.9 | 1.20.9 |
| copypartyPyPI | v < 1.20.9 | 1.20.9 |
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