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CVE-2025-62850

7.2 · HIGH

A NULL pointer dereference vulnerability has been reported to affect QTS, QVP, QuTS cloud and QuTS hero.

Published Jun 10, 2026qnapCWE-476EPSS 0.44%

Overview

CVE-2025-62850 is a high-severity vulnerability affecting qnap quts_hero. It was published on June 10, 2026 and has a CVSS 3.1 base score of 7.2 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

A NULL pointer dereference vulnerability has been reported to affect QTS, QVP, QuTS cloud and QuTS hero. 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 5.2.9.3410 build 20260214 and later

QVP 2.7.4 and later

QuTS cloud c5.2.9.3468 build 20260413 and later

QuTS hero h5.2.9.3410 build 20260214 and later

QuTS hero h5.3.4.3500 build 20260520 and later

QuTS hero h6.0.0.3459 build 20260409 and later

Remediation

Check the references section for vendor advisories and patches from qnap. Update quts_hero to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
qnapquts_hero>= h5.2.0.2737, < h5.2.9.3410Affected

References

Refwww.qnap.com/en/release-notes/qts/5.2.9.3410/20260214Refwww.qnap.com/en/release-notes/quts_hero/h5.2.9.3410/20260214Refwww.qnap.com/en/release-notes/quts_hero/h5.3.4.3500/20260520Refwww.qnap.com/en/release-notes/quts_hero/h6.0.0.3459/20260409Refwww.qnap.com/en/release-notes/qutscloud/c5.2.9.3468/20260413Refwww.qnap.com/en/release-notes/qvp/2.7.5.1691/20260818

How CyberStrike helps

Frequently asked questions

What is CVE-2025-62850?

CVE-2025-62850 is a high-severity vulnerability affecting qnap quts_hero. It was published on June 10, 2026 and has a CVSS 3.1 base score of 7.2 (HIGH).

How severe is CVE-2025-62850?

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-62850?

Check the references section for vendor advisories and patches from qnap. Update quts_hero to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-62850?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-62850 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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