CVE-2024-40317 Cross-site scripting in n/a

Medium 6.1 Published 24 Dec 2025 Updated 24 Dec 2025

Attackers can execute arbitrary code in a user's browser via reflected XSS in MyNET, requiring an upgrade to mitigate.

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

What is CVE-2024-40317?

CVE-2024-40317 is a medium-severity cross-site scripting vulnerability in n/a, published on 24 Dec 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A reflected cross-site scripting (XSS) vulnerability in MyNET up to v26.08 allows attackers to execute arbitrary code in the context of a user's browser via injecting a crafted payload into the parameter HTTP.

Weakness: CWE-79

Which versions are affected by CVE-2024-40317?

It affects 1 product.

Products include Airc Mynet.

How do I fix CVE-2024-40317?

No fix has been published for CVE-2024-40317 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-2024-40317 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-40317 exists.

Sources

Also known as GHSA-gc5g-jhc5-xh8h.