CVE-2025-57706 File Station 5

Low 2.2 Published Updated

Remote attackers with user accounts can exploit XSS in QNAP File Station 5 to bypass security mechanisms or read application data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2025-57706?

CVE-2025-57706 is a low-severity cross-site scripting vulnerability in Qnap File Station, published on 7 Nov 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A cross-site scripting (XSS) vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to bypass security mechanisms or read application data.

We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5018 and later

Weakness: CWE-79

Which versions are affected by CVE-2025-57706?

It affects 1 product.

Products include Qnap File Station.

How do I fix CVE-2025-57706?

No fix has been published for CVE-2025-57706 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-57706 being exploited?

There is no known exploitation of CVE-2025-57706 in the wild and no public exploit code.

All Qnap File Station vulnerabilities

Sources

Also known as GHSA-84gm-v5xp-w9qf.

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