CVE-2025-62852

QTS, QuTS hero

State: Published
Severity: 1.2 Low
Published: Jan 2, 2026
Updated: Jan 5, 2026
Reserved: Oct 24, 2025

Description

A buffer overflow 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 modify memory or crash processes.

We have already fixed the vulnerability in the following version: QTS 5.2.8.3332 build 20251128 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:L/VA:L/SC:N/SI:N/SA:N/E:U	qnap

Weaknesses

CWE-121

Affected Products

Product	Versions
QTSQNAP Systems Inc.	5.2.x to before 5.2.8.3332 build 20251128Affected

References

https://www.qnap.com/en/security-advisory/qsa-25-51

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