Skip to content
OpenAdvisories
Low · 2.3 CVE-2025-29897 EUVD-2025-211092GHSA-9ww8-86rx-gwm9

Stack-based Buffer Overflow in qsyncsrv.cgi

Published Oct 15, 2026 · Updated Oct 15, 2026 · Assigned by qnap

Description

A buffer copy without checking size of input vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes.

We have already fixed the vulnerability in the following version:
Qsync Central 5.0.0.4 and later

Affected products

VendorProductAffectedFixed
QNAP Systems Qsync Central 5.0.x – < 5.0.0.4 5.0.0.4

References