CVE-2025-52430: QTS, QuTS hero

Published Jan 2, 2026
·
Updated

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 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

Affected Software

36 affected components
QNAP QTS<5.2.7.3256
QNAP QuTS hero<5.2.7.3256, <5.3.1.3250
QNAP QuTS hero=h5.2.0.2737-build_20240417
QNAP QuTS hero=h5.2.0.2782-build_20240601
QNAP QuTS hero=h5.2.0.2789-build_20240607
QNAP QuTS hero=h5.2.0.2802-build_20240620
QNAP QuTS hero=h5.2.0.2823-build_20240711
QNAP QuTS hero=h5.2.0.2851-build_20240808
QNAP QuTS hero=h5.2.0.2860-build_20240817
QNAP QuTS hero=h5.2.1.2929-build_20241025
QNAP QuTS hero=h5.2.1.2940-build_20241105
QNAP QuTS hero=h5.2.2.2952-build_20241116
QNAP QuTS hero=h5.2.3.3006-build_20250108
QNAP QuTS hero=h5.2.4.3070-build_20250312
QNAP QuTS hero=h5.2.4.3079-build_20250321
QNAP QuTS hero=h5.2.5.3138-build_20250519
QNAP QuTS hero=h5.2.6.3195-build_20250715
QNAP QuTS hero=h5.3.0.3115-build_20250430
QNAP QuTS hero=h5.3.0.3145-build_20250530
QNAP QuTS hero=h5.3.0.3192-build_20250716
QNAP QTS=5.2.0.2737-build_20240417
QNAP QTS=5.2.0.2744-build_20240424
QNAP QTS=5.2.0.2782-build_20240601
QNAP QTS=5.2.0.2802-build_20240620
QNAP QTS=5.2.0.2823-build_20240711
QNAP QTS=5.2.0.2851-build_20240808
QNAP QTS=5.2.0.2860-build_20240817
QNAP QTS=5.2.1.2930-build_20241025
QNAP QTS=5.2.2.2950-build_20241114
QNAP QTS=5.2.3.3006-build_20250108
QNAP QTS=5.2.4.3070-build_20250312
QNAP QTS=5.2.4.3079-build_20250321
QNAP QTS=5.2.4.3092-build_20250403
QNAP QTS=5.2.5.3145-build_20250526
QNAP QTS=5.2.6.3195-build_20250715
QNAP QTS=5.2.6.3229-build_20250818

Remediation

Information

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

Event History

Jan 2, 2026
CVE Published
via MITRE·02:53 PM
Data Sourced
via MITRE·02:53 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·03:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-52430?

CVE-2025-52430 has a high severity level due to the potential for a remote attacker to launch a denial-of-service attack.

2

How do I fix CVE-2025-52430?

To fix CVE-2025-52430, update your QNAP operating system to the latest version released by QNAP that addresses this vulnerability.

3

Which QNAP versions are affected by CVE-2025-52430?

CVE-2025-52430 affects QNAP QTS versions up to 5.2.7.3256 and QuTS hero versions up to 5.2.7.3256 and 5.3.1.3250.

4

Can CVE-2025-52430 be exploited without administrator access?

No, CVE-2025-52430 requires an attacker to have administrator access to exploit the vulnerability.

5

What type of attack can be launched via CVE-2025-52430?

CVE-2025-52430 can be exploited to launch a denial-of-service (DoS) attack against the affected system.

Contact

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info@secalerts.co
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