Buffer overflow in Qnap File_station
CVE-2025-47206
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 th…
Vulnerability class: Buffer Overflow
EPSS: 0.004 (26.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
Affected products
- Qnap File_station
- Qnap Systems Inc. File Station 5 — versions 5.5.x
Weakness classification (CWE)
References
- security@qnapsecurity.com.tw (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-47206?
- CVE-2025-47206 is a high-severity vulnerability in Qnap File_station, classified under Out-of-bounds Write. CVSS score: 8.1/10. Published 2025-08-18.
- How severe is CVE-2025-47206?
- High severity. CVSS v3 base score is 8.1 out of 10.