CVE-2025-58466

QTS, QuTS hero

State: Published
Severity: 1.2 Low
Published: Feb 11, 2026
Updated: Feb 11, 2026
Reserved: Sep 3, 2025

Description

A use of uninitialized variable 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 denial of service conditions, or modify control flow in unexpected ways.

We have already fixed the vulnerability in the following versions: QTS 5.2.8.3332 build 20251128 and later QuTS hero h5.2.8.3321 build 20251117 and later

Scores

CVSS	Score	Vector	Source
4.0	1.2 Low	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U	qnap

Weaknesses

CWE-457

Affected Products

Product	Versions
QTSQNAP Systems Inc.	5.2.x to before 5.2.8.3332 build 20251128Affected
QuTS heroQNAP Systems Inc.	h5.2.x to before h5.2.8.3321 build 20251117Affected

References

https://www.qnap.com/en/security-advisory/qsa-26-05

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