CVE-2026-24724: File Station 5

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-10 · updated 2026-07-23
Weakness: CWE-863

Description

An incorrect authorization vulnerability has been reported to affect File Station 6. If a remote attacker gains a user account, they can then exploit the vulnerability to bypass intended access restrictions. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5243 and later

Affected products

QNAP Systems Inc. File Station 5: from 5.5.6.4691 before 5.5.6.5243 — fixed in 5.5.6.5243

How to fix

Upgrade to a fixed version: QNAP Systems Inc. File Station 5 5.5.6.5243. Check the vendor advisory for mitigations.

References

https://www.qnap.com/en/security-advisory/qsa-26-10

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