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CVE-2025-54166

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CVE-2025-54166

Published: Jan 2, 2026

Modified: Jan 2, 2026

PUBLISHED

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

VendorProductVersions

QNAP Systems Inc.

QTS

affected
5.2.x - < 5.2.7.3256 build 20250913

QNAP Systems Inc.

QuTS hero

affected
h5.2.x - < h5.2.7.3256 build 20250913
affected
h5.3.x - < h5.3.1.3250 build 20250912

Weaknesses (CWE)

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