CVE-2025-30263

A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user 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: Qsync Central 5.0.0.0 ( 2025/06/13 ) and later

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.qnap.com/en/security-advisory/qsa-25-28	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qnap:qsync_central:5.0.0.0:*:*:*:*:*:*:*

History

18 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Se ha informado de una vulnerabilidad de desreferencia de puntero NULL que afecta a Qsync Central. Si un atacante remoto obtiene una cuenta de usuario, puede entonces explotar la vulnerabilidad para lanzar un ataque de denegación de servicio (DoS). Ya hemos corregido la vulnerabilidad en la siguiente versión: Qsync Central 5.0.0.0 ( 2025/06/13 ) y posteriores

Information

Published : 2025-08-29 18:15

Updated : 2026-10-18 21:10

NVD link : CVE-2025-30263

Mitre link : CVE-2025-30263

CVE.ORG link : CVE-2025-30263

JSON object : View

Products Affected

qnap

qsync_central

CWE

CWE-476

NULL Pointer Dereference

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