CVE-2025-52869
High
Description
A buffer overflow 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 ( 2026/01/20 ) and later
SeverityHigh
CVSS8.1
Exploit probability—
Product
Qnap Qsync Central
PublishedFeb 11, 2026
First seenFeb 11, 2026
Weakness typeCWE-120CWE-120CWE-122CWE-122
How to fix
Update
- qnap qsync_central5.0.0.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qnap qsync_central | 5.0.0.0 ≤ v < 5.0.0.4 | 5.0.0.4 |
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