CVE-2025-62850

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: 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

CVSS v3 7.2 HIGH

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.qnap.com/en/security-advisory/qsa-26-38	Broken Link

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:qnap:quts_hero::::::::
	cpe:2.3:o:qnap:quts_hero::::::::
	cpe:2.3:o:qnap:quts_hero::::::::

History

23 Jul 2026, 09:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad de desreferencia de puntero NULL ha sido reportada que afecta a varias versiones del sistema operativo QNAP. Si un atacante remoto obtiene una cuenta de administrador, puede entonces explotar la vulnerabilidad para lanzar un ataque de denegación de servicio (DoS). Ya hemos corregido la vulnerabilidad en las siguientes versiones: QuTS hero h5.2.9.3410 build 20260214 y posteriores QuTS hero h5.3.4.3500 build 20260520 y posteriores QuTS hero h6.0.0.3459 build 20260409 y posteriores

15 Jun 2026, 17:59

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.2
First Time		Qnap quts Hero Qnap
References	~~() https://www.qnap.com/en/security-advisory/qsa-26-38 -~~	() https://www.qnap.com/en/security-advisory/qsa-26-38 - Broken Link
CPE		cpe:2.3:o:qnap:quts_hero::::::::

10 Jun 2026, 04:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-10 04:17

Updated : 2026-07-23 09:10

NVD link : CVE-2025-62850

Mitre link : CVE-2025-62850

CVE.ORG link : CVE-2025-62850

JSON object : View

Products Affected

qnap

quts_hero

CWE

CWE-476

NULL Pointer Dereference

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