SB2026021206 - Multiple vulnerabilities in QNAP QuTS hero

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Main Vulnerability Database SB2026021206

SB2026021206 - Multiple vulnerabilities in QNAP QuTS hero

Published: February 12, 2026

Security Bulletin ID SB2026021206
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Buffer overflow (CVE-ID: CVE-2025-48725)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote user can trigger memory corruption and cause a denial of service condition on the target system.


2) NULL pointer dereference (CVE-ID: CVE-2025-66274)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote administrator can pass specially crafted data to the application and perform a denial of service (DoS) attack.


3) NULL pointer dereference (CVE-ID: CVE-2025-59386)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote administrator can pass specially crafted data to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References