Qsync Central Uncontrolled Resource Consumption Vulnerability Leading to Denial-of-Service

Vulnerability

A vulnerability allowing uncontrolled resource consumption has been identified in Qsync Central version 5.0.0. If a remote attacker gains access to a user account, they can exploit this vulnerability to launch a denial-of-service (DoS) attack, disrupting the application's normal functionality.

Impact

Exploitation of this vulnerability can cause a denial-of-service condition, where the application becomes unresponsive or unavailable, disrupting normal user activities.

Remediation

Users are advised to update Qsync Central to version 5.0.0.2 or later. Instructions for updating Qsync Central are available on the QNAP website.

Added: Oct 3, 2025, 7:20 PM
Updated: Oct 3, 2025, 7:20 PM

Vulnerability Rating

Custom Algorithm
spread
6.2
impact
2.5
exploitability
5.2
remediation
7.7
relevance
0.6
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.