CVE-2026-27948 — MEDIUM (5.4)

Q: What is CVE-2026-27948?

CVE-2026-27948 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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.

Q: How severe is CVE-2026-27948?

CVE-2026-27948 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-27948?

Check the references section above for vendor advisories and patch information. Affected products include: 9001 Copyparty.

Vulnerability 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.

CVSS Score

5.4

MEDIUM

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 Products

Vendor	Product	Versions
9001	Copyparty	< 1.20.9

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2026-27948?

CVE-2026-27948 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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.

How severe is CVE-2026-27948?

CVE-2026-27948 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-27948?

Check the references section above for vendor advisories and patch information. Affected products include: 9001 Copyparty.