NULL Pointer Dereference Vulnerability in Qsync Central from QNAP
CVE-2025-29896

2.3LOW

Key Information:

Vendor

QNAP
Status
Qsync Central
Vendor
CVE Published:
15 October 2026

What is CVE-2025-29896?

A NULL pointer dereference vulnerability has been identified in Qsync Central, allowing remote attackers with user accounts to exploit this flaw. By manipulating the application, these attackers can cause it to crash, resulting in a denial-of-service (DoS) condition. Users are advised to upgrade to version 5.0.0.4 or later to mitigate this issue.

Affected Version(s)

Qsync Central 5.0.x < 5.0.0.4

References

https://www.qnap.com/en/app-release-notes?keyword=Qsync%2...
release-notes

CVSS V4

Score:
2.3
Severity:
LOW
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

web_hacker
.