NULL Pointer Dereference Vulnerability in QNAP Operating System
CVE-2025-44013

1.3LOW

Key Information:

Vendor

QNAP
Status
Qts
Quts Hero
Vendor
CVE Published:
2 January 2026

What is CVE-2025-44013?

A NULL pointer dereference vulnerability has been identified in various versions of the QNAP operating system, allowing potential remote attackers with user accounts to exploit the flaw. Successful exploitation could lead to a denial-of-service (DoS) condition, impacting the accessibility of the affected system. Users are advised to upgrade to the fixed versions QTS 5.2.6.3195 build 20250715 and later, or QuTS hero h5.2.6.3195 build 20250715 and later, to ensure vulnerability remediation.

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Affected Version(s)

QTS 5.2.x < 5.2.6.3195 build 20250715

QuTS hero h5.2.x

References

https://www.qnap.com/en/security-advisory/qsa-25-50

CVSS V4

Score:
1.3
Severity:
LOW
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

coral
JSON
.