Resource exhaustion in QNAP File Station
CVE-2025-54161
An allocation of resources without limits or throttling vulnerability has been reported to affect File Station 5. If a remote attacker gains an administrator account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessing the same type of resource. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5068 and later
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- QNAP File Station
- QNAP Systems Inc. File Station 5 — versions 5.5.x
Weakness classification (CWE)
References
- www.qnap.com/en/security-advisory/qsa-26-03 (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-54161?
- CVE-2025-54161 is a medium-severity vulnerability in QNAP File Station, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.9/10. Published 2026-02-11.
- How severe is CVE-2025-54161?
- Medium severity. CVSS v3 base score is 4.9 out of 10.