CVE-2025-30269: Qsync Central

Published Feb 11, 2026
·
Updated

A use of externally-controlled format string vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to obtain secret data or modify memory.

We have already fixed the vulnerability in the following version: Qsync Central 5.0.0.4 ( 2026/01/20 ) and later

Affected Software

2 affected components
Qsync Qsync Central<5.0.0.4
QNAP Qsync Central>=5.0.0.0<5.0.0.4

Remediation

Information

We have already fixed the vulnerability in the following version: Qsync Central 5.0.0.4 ( 2026/01/20 ) and later

Event History

Feb 11, 2026
CVE Published
via MITRE·12:19 PM
Data Sourced
via MITRE·12:19 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
Nov 7, 58085
Event
via NVD·02:49 AM

Frequently Asked Questions

1

What is the severity of CVE-2025-30269?

CVE-2025-30269 is considered to be a critical severity vulnerability due to its potential to allow remote attackers to access sensitive data.

2

How do I fix CVE-2025-30269?

To fix CVE-2025-30269, users should update their Qsync Central software to version 5.0.0.4 or later.

3

Who is affected by CVE-2025-30269?

CVE-2025-30269 affects users of Qsync Central versions prior to 5.0.0.4.

4

What type of vulnerability is CVE-2025-30269?

CVE-2025-30269 is classified as a use of externally-controlled format string vulnerability.

5

What could a successful exploit of CVE-2025-30269 allow an attacker to do?

A successful exploit of CVE-2025-30269 could allow an attacker to obtain secret data or modify memory of the affected system.

Contact

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