NULL Pointer Dereference Vulnerability in QNAP File Station
CVE-2025-54163

1.2LOW

Key Information:

Vendor

QNAP
Status
File Station 5
Vendor
CVE Published:
11 February 2026

What is CVE-2025-54163?

A NULL pointer dereference vulnerability in QNAP's File Station 5 can be exploited by attackers with administrator access to execute a denial-of-service (DoS) attack. This flaw allows an attacker to disrupt services by manipulating the application's handling of null pointers. Users are encouraged to update to version 5.5.6.5166 or later to mitigate this risk.

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Deploy the Patch

Affected Version(s)

File Station 5 5.5.x < 5.5.6.5166

References

https://www.qnap.com/en/security-advisory/qsa-26-03

CVSS V4

Score:
1.2
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
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