CVE-2025-54164

QTS, QuTS hero

State: Published
Severity: 4.6 Medium
Published: Jan 2, 2026
Updated: Jan 2, 2026
Reserved: Jul 17, 2025

Description

An out-of-bounds read vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to obtain secret data.

We have already fixed the vulnerability in the following versions: QTS 5.2.7.3256 build 20250913 and later QuTS hero h5.2.7.3256 build 20250913 and later QuTS hero h5.3.1.3250 build 20250912 and later

Scores

CVSS	Score	Vector	Source
4.0	4.6 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U	qnap

Weaknesses

CWE-125

Affected Products

Product	Versions
QTSQNAP Systems Inc.	5.2.x to before 5.2.7.3256 build 20250913Affected
QuTS heroQNAP Systems Inc.	h5.2.x to before h5.2.7.3256 build 20250913Affected h5.3.x to before h5.3.1.3250 build 20250912Affected

References

https://www.qnap.com/en/security-advisory/qsa-25-50

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