What is CVE-2025-57707?

CVE-2025-57707 is a high-severity vulnerability in QNAP File Station, classified under Improper Neutralization of Directives in Statically Saved Code (Static Code Injection). CVSS score: 8.8/10. Published 2026-02-11.

How severe is CVE-2025-57707?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in QNAP File Station

CVE-2025-57707

An improper neutralization of directives in statically saved code ('Static Code Injection') vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to access restricted data / files. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5166 and later

EPSS: 0.007 (48.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Qnap File_station
Qnap Systems Inc. File Station 5 — versions 5.5.x

Weakness classification (CWE)

CWE-96 — Improper Neutralization of Directives in Statically Saved Code (Static Code Injection)

References

security@qnapsecurity.com.tw (Vendor Advisory)

Frequently asked questions

What is CVE-2025-57707?: CVE-2025-57707 is a high-severity vulnerability in QNAP File Station, classified under Improper Neutralization of Directives in Statically Saved Code (Static Code Injection). CVSS score: 8.8/10. Published 2026-02-11.
How severe is CVE-2025-57707?: High severity. CVSS v3 base score is 8.8 out of 10.