CVE-2025-53590

MediumCVSS 4.9/10Last modified Oct 14, 2026

Description

A NULL pointer dereference 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 launch a denial-of-service (DoS) attack.

We have already fixed the vulnerability in the following version: QTS 5.2.7.3256 build 20250913 and later

Metrics

CVSS 3.1 4.9/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

No affected versions have been published.

Timeline

Published: Jan 2, 2026
Last modified: Oct 14, 2026
NVD status: Analyzed

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