CVE-2025-53590

MEDIUM

4.9

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

CVE Details

CVSS v3.1 Score4.9

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published1/2/2026

Last Modified1/5/2026

Sourcenvd

Honeypot Sightings0

Affected Products

qnap:qtsqnap:quts_hero

Weaknesses (CWE)

CWE-476

References

https://www.qnap.com/en/security-advisory/qsa-25-50(security@qnapsecurity.com.tw)

IOC Correlations

No correlations recorded

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