CVE-2025-54146 Details
Description
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: Qsync Central 5.0.0.4 ( 2026/01/20 ) and later
A NULL pointer dereference vulnerability has been identified in Qsync Central versions 5.0.x. This vulnerability allows remote attackers with user accounts to cause a denial-of-service (DoS) condition by exploiting the NULL pointer dereference.
Users are advised to update Qsync Central to version 5.0.0.4 or later. Instructions for updating Qsync Central are available on the QNAP website.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Feb 11, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.qnap.com/en/security-advisory/qsa-26-02 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| qnap qsync central | >= 5.0.0.0, < 5.0.0.4 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Feb 12, 2026 | Initial Analysis | [email protected] |
| Feb 11, 2026 | New CVE Received | [email protected] |