CVE-2023-6672 Stored XSS in National Keep's CyberMath

Medium 5.4 Published 2 Feb 2024 Updated 20 May 2026

Attackers can inject malicious scripts into CyberMath, potentially stealing user data or hijacking sessions.

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-2023-6672?

CVE-2023-6672 is a medium-severity cross-site scripting vulnerability in National Keep Cyber Security Services CyberMath, published on 2 Feb 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in National Keep Cyber Security Services CyberMath allows Stored XSS.

This issue affects CyberMath: from v1.4 before v1.5.

Weakness: CWE-79

Which versions are affected by CVE-2023-6672?

It affects 1 product.

Products include Nationalkeep Cybermath.

How do I fix CVE-2023-6672?

No fix has been published for CVE-2023-6672 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-2023-6672 being exploited?

There is no known exploitation of CVE-2023-6672 in the wild and no public exploit code.

Sources

Also known as GHSA-439f-fqrh-gmv2.