CVE-2025-62842

An external control of file name or path vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read or modify files or directories. We have already fixed the vulnerability in the following version: HBS 3 Hybrid Backup Sync 26.2.0.938 and later

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

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-25-46	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qnap:hybrid_backup_sync:*:*:*:*:*:*:*:*

History

25 Jul 2026, 11:10

Type	Values Removed	Values Added
Summary		(es) Se ha informado de una vulnerabilidad de control externo de nombre o ruta de archivo que afecta a HBS 3 Hybrid Backup Sync. Si un atacante obtiene acceso a la red local, puede entonces explotar la vulnerabilidad para leer o modificar archivos o directorios. Ya hemos corregido la vulnerabilidad en la siguiente versión: HBS 3 Hybrid Backup Sync 26.2.0.938 y posteriores

05 Feb 2026, 19:03

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.8
References	~~() https://www.qnap.com/en/security-advisory/qsa-25-46 -~~	() https://www.qnap.com/en/security-advisory/qsa-25-46 - Vendor Advisory
First Time		Qnap hybrid Backup Sync Qnap
CPE		cpe:2.3:a:qnap:hybrid_backup_sync::::::::

02 Jan 2026, 16:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-02 16:17

Updated : 2026-07-25 11:10

NVD link : CVE-2025-62842

Mitre link : CVE-2025-62842

CVE.ORG link : CVE-2025-62842

JSON object : View

Products Affected

qnap

hybrid_backup_sync

CWE

CWE-73

External Control of File Name or Path

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