NULL Pointer Dereference Vulnerability in Qsync Central by QNAP
CVE-2025-30262

5.3MEDIUM

Key Information:

Vendor

QNAP
Status
Qsync Central
Vendor
CVE Published:
29 August 2025

What is CVE-2025-30262?

A NULL pointer dereference vulnerability has been identified in Qsync Central, allowing remote attackers with valid user accounts to exploit this issue. By taking advantage of this vulnerability, attackers can initiate a denial-of-service (DoS) attack, disrupting service availability. QNAP has addressed this vulnerability in Qsync Central version 5.0.0.0 released on June 13, 2025, and users are strongly encouraged to upgrade to this version or later to mitigate potential risks.

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Affected Version(s)

Qsync Central 5.0.x.x < 5.0.0.0 ( 2025/06/13 )

References

https://www.qnap.com/en/security-advisory/qsa-25-28

CVSS V4

Score:
5.3
Severity:
MEDIUM
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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