CVE-2025-62848: QTS, QuTS hero

Published Dec 16, 2025
·
Updated

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to launch a denial-of-service (DoS) attack.

We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and later QuTS hero h5.3.1.3292 build 20251024 and later

Affected Software

40 affected components
QNAP QTS<5.2.7.3297
QNAP QuTS hero<5.2.7.3297
QNAP QuTS hero<5.3.1.3292
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
QNAP QTS=5.2.7.3256-build_20250913
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=h5.2.7.3256-build_20250913
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 QuTS hero=h5.3.1.3250-build_20250912

Remediation

Information

We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and later QuTS hero h5.3.1.3292 build 20251024 and later

Event History

Nov 7, 2025
News Published
via BleepingComputer·06:24 PM
News Published
via BleepingComputer·06:25 PM
Dec 16, 2025
CVE Published
via MITRE·02:25 AM
Data Sourced
via MITRE·02:25 AM
RemedyDescriptionWeakness
Data Sourced
via NVD·03:15 AM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-62848?

CVE-2025-62848 is classified as a denial-of-service (DoS) vulnerability that can significantly impact system availability.

2

How do I fix CVE-2025-62848?

To fix CVE-2025-62848, upgrade to QTS version 5.2.7.3297 or later for affected systems.

3

Which versions of QNAP OS are affected by CVE-2025-62848?

CVE-2025-62848 affects several versions of QNAP QTS and QuTS hero prior to version 5.2.7.3297 and 5.3.1.3292 respectively.

4

What kind of attack can be launched using CVE-2025-62848?

Attackers can exploit CVE-2025-62848 to launch a denial-of-service (DoS) attack against vulnerable systems.

5

Is there a workaround for CVE-2025-62848 if I cannot apply the patch?

There are no recommended workarounds for CVE-2025-62848; applying the security update is necessary to mitigate risks.

Contact

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