CVE-2024-58280

moderate-risk
Published 2025-12-10

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.

Do I need to act?

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0.54% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Cmsimple

Affected Vendors

Cmsimple

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-exten...
37
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal