CVE-2024-58280 CMSimple 5.15 Remote Command Execution via Extensions Configuration

High 8.6 Published Updated

Authenticated attackers can upload malicious PHP files by modifying extension settings, leading to remote code execution on the server.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-58280?

CVE-2024-58280 is a high-severity vulnerability in CMSimple, published on 10 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

CMSimple 5.15 contains a remote command execution vulnerability that allows authenticated attackers to modify file extensions and upload malicious PHP files. Attackers can append ',php' to Extensions_userfiles and upload a shell script to the media directory to execute arbitrary code on the server.

Weakness: CWE-403

Which versions are affected by CVE-2024-58280?

It affects 1 product.

Products include Cmsimple Cmsimple.

How do I fix CVE-2024-58280?

No fix has been published for CVE-2024-58280 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-58280 being exploited?

There is no known exploitation of CVE-2024-58280 in the wild and no public exploit code.

Sources

Also known as GHSA-mc4p-3xcw-5f46.

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