CVE-2026-27948 | THREATINT

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.

PUBLISHED Reserved 2026-02-25 | Published 2026-02-26 | Updated 2026-02-26 | Assigner GitHub_M

MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Problem types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

< 1.20.9

affected

References

github.com/...yparty/security/advisories/GHSA-62cr-6wp5-q43h

github.com/...ommit/31b2801fd041f803f4a3d5c12c7d7cb5419048bc

cve.org (CVE-2026-27948)

nvd.nist.gov (CVE-2026-27948)

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