What’s Vulnerable › Vulnerabilities
CVE-2025-53409: File Station 5
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-11-07 · updated 2026-10-18
- Weakness: CWE-770
Description
An allocation of resources without limits or throttling vulnerability has been reported to affect File Station 5. If a remote attacker gains a user 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 5.5.6.5018 and later
Affected products
- QNAP Systems Inc. File Station 5: from 5.5.6.4691 before 5.5.6.5018 — fixed in 5.5.6.5018
How to fix
Upgrade to a fixed version: QNAP Systems Inc. File Station 5 5.5.6.5018. Check the vendor advisory for mitigations.
References
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