Uncontrolled Resource Consumption in Qsync Central from QNAP
CVE-2025-54151

4.9MEDIUM

Key Information:

Vendor

QNAP
Status
Qsync Central
Vendor
CVE Published:
11 February 2026

What is CVE-2025-54151?

A vulnerability has been identified in Qsync Central, allowing local attackers with user accounts to exploit uncontrolled resource consumption. This flaw can lead to a denial-of-service (DoS) condition, impacting the availability and functionality of the service. QNAP has addressed this issue in version 5.0.0.4 and later, urging users to update to the latest version to ensure enhanced security and operational stability.

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Deploy the Patch

Affected Version(s)

Qsync Central 5.0.x.x < 5.0.0.4 ( 2026/01/20 )

References

https://www.qnap.com/en/security-advisory/qsa-26-02

CVSS V4

Score:
4.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
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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