Uncontrolled Resource Consumption Vulnerability in Qsync Central by QNAP
CVE-2025-54149

4.9MEDIUM

Key Information:

Vendor

QNAP
Status
Qsync Central
Vendor
CVE Published:
11 February 2026

What is CVE-2025-54149?

An uncontrolled resource consumption vulnerability in Qsync Central can be exploited by local attackers with user account access, potentially leading to denial-of-service attacks. This exploitation impacts the availability of the service, making it critical for users to upgrade to version 5.0.0.4 or later, where the issue has been addressed. For further details, refer to QNAP's security advisory.

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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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