Vulnerability · Published Dec 10, 2025 · Assigned by VulnCheck
CVE-2024-58280CMSimple 5.15 Remote Command Execution via Extensions Configuration
High 8.6
In plain English
A high-severity security flaw in CMSimple from CMSimple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS 4.0)8.6High
Exploit odds (30 days)0.9%top 38.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
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.
Affected products (as reported)
Weakness: CWE-403 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
References
- ExploitDB-52040 exploit
- CMSimple Homepage product
- CMSimple Download Page product
- VulnCheck Advisory: CMSimple 5.15 Remote Command Execution via Extensions Configuration third-party-advisory