CVE-2025-59385

QTS, QuTS hero

State: Published
Severity: 8.1 High
Published: Dec 16, 2025
Updated: Feb 26, 2026
Reserved: Sep 15, 2025

Description

An authentication bypass by spoofing vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to access resources which are not otherwise accessible without proper authentication.

We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and later QuTS hero h5.3.1.3292 build 20251024 and later

Scores

CVSS	Score	Vector	Source
4.0	8.1 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U	qnap

Weaknesses

CWE-290

Affected Products

Product	Versions
QTSQNAP Systems Inc.	5.2.x to before 5.2.7.3297 build 20251024Affected
QuTS heroQNAP Systems Inc.	h5.2.x to before h5.2.7.3297 build 20251024Affected h5.3.x to before h5.3.1.3292 build 20251024Affected

References

https://www.qnap.com/en/security-advisory/qsa-25-45

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