CVE-2025-54163

Severity CVSS v4.0:

LOW

Type:

CWE-476 NULL Pointer Dereference

Publication date:

11/02/2026

Last modified:

11/02/2026

Description

A NULL pointer dereference vulnerability has been reported to affect File Station 5. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.<br /> <br /> We have already fixed the vulnerability in the following version:<br /> File Station 5 5.5.6.5166 and later

Impact

Vector 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U CVSS v4.0 Severity and Metrics:

Base Score: 1.20 LOW
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): High
User Interaction (UI): None
Confidentiality (VC): None
Integrity (VI): None
Availability (VA): Low
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None
Exploit Maturity (E): Unreported

Base Score 4.0

1.20

Severity 4.0

LOW

References to Advisories, Solutions, and Tools

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