CVE-2025-9119 Netis WF2419 Wireless Settings index.htm cross site scripting

Medium 4.8 Published Updated

Attackers can execute arbitrary scripts in the admin interface via the SSID field, potentially compromising router security.

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

What is CVE-2025-9119?

CVE-2025-9119 is a medium-severity cross-site scripting vulnerability in Netis WF2419, published on 18 Aug 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A vulnerability was determined in Netis WF2419 1.2.29433. This vulnerability affects unknown code of the file /index.htm of the component Wireless Settings Page. This manipulation of the argument SSID with the input <img/src/onerror=prompt(8)> causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2025-9119?

How do I fix CVE-2025-9119?

No fix has been published for CVE-2025-9119 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-2025-9119 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-9119 exists.

Sources

Also known as GHSA-xfwx-2q8g-38ph.

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