CVE-2024-33401 Cross-site scripting in n/a

Medium 4.4 Published 29 Apr 2024 Updated 25 Mar 2025

A remote attacker can execute arbitrary code via a Cross-Site Scripting vulnerability in the mnum parameter of DedeCMS.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-33401?

CVE-2024-33401 is a medium-severity cross-site scripting vulnerability in Dedecms Dedecms, published on 29 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Cross Site Scripting vulnerability in DedeCMS v.5.7.113 allows a remote attacker to run arbitrary code via the mnum parameter.

Weakness: CWE-79

Which versions are affected by CVE-2024-33401?

It affects 1 product.

Products include Dedecms Dedecms.

How do I fix CVE-2024-33401?

No fix has been published for CVE-2024-33401 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-2024-33401 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-33401 exists.

All Dedecms Dedecms vulnerabilities

Sources

Also known as GHSA-xcfg-gmff-9p95.