CVE-2025-22482: QNAP Qsync Central

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

A use of externally-controlled format string vulnerability has been reported to affect Qsync Central. If exploited, the vulnerability could allow remote attackers who have gained user access to obtain secret data or modify memory. We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.6 ( 2025/03/20 ) and later

Affected products

• QNAP Qsync Central: from 4.5.0.3, before 4.5.0.6 (fixed in 4.5.0.6)

Published 2025-06-06. Last modified 2026-06-17.