CVE-2023-26206 Cross-site scripting in FortiNAC

Medium 6.8 Published 15 Feb 2024 Updated 2 Aug 2024

An attacker can execute unauthorized code via XSS in FortiNAC policy audit logs, requiring administrators to upgrade the software.

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-2023-26206?

CVE-2023-26206 is a medium-severity cross-site scripting vulnerability in Fortinet FortiNAC, published on 15 Feb 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

An improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiNAC 9.4.0 - 9.4.2, 9.2.0 - 9.2.8, 9.1.0 - 9.1.10 and 7.2.0 allows an attacker to execute unauthorized code or commands via the name fields observed in the policy audit logs.

Weakness: CWE-79

Which versions are affected by CVE-2023-26206?

It affects 1 product.

Products include Fortinet Fortinac.

How do I fix CVE-2023-26206?

No fix has been published for CVE-2023-26206 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-2023-26206 being exploited?

There is no known exploitation of CVE-2023-26206 in the wild and no public exploit code.

Sources

Also known as GHSA-rx77-gfqm-pxj9.