CVE-2024-58280

HIGH

CMSimple 5.15 - RCE

Title source: llm

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.

Exploits (1)

exploitdb WORKING POC

by Ahmet Ümit BAYRAM · textwebappsphp

https://www.exploit-db.com/exploits/52040

View Code ZIP pw:eip

References (4)

[Product] https://www.cmsimple.org

[Product] https://www.cmsimple.org/downloads_cmsimple50/CMSimple_5-15.zip

[Exploit] https://www.exploit-db.com/exploits/52040

[Third Party Advisory] https://www.vulncheck.com/advisories/cmsimple-remote-command-execution-via-extensions-configuration

Scores

CVSS v3 8.8

EPSS 0.0054

EPSS Percentile 67.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-403

Status published

Products (2)

cmsimple/cmsimple 5.15

CMSimple/CMSimple 5.15

Published Dec 10, 2025

Tracked Since Feb 18, 2026