CVE-2025-47206: QNAP File Station

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

An out-of-bounds write vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to modify or corrupt memory. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.4933 and later

Affected products

• QNAP File Station: from 5.5.6.4691, before 5.5.6.4933 (fixed in 5.5.6.4933)

Published 2025-08-18. Last modified 2026-06-17.