CVE-2024-58280

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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.cmsimple.org	Product
https://www.cmsimple.org/downloads_cmsimple50/CMSimple_5-15.zip	Product
https://www.exploit-db.com/exploits/52040	Exploit
https://www.vulncheck.com/advisories/cmsimple-remote-command-execution-via-extensions-configuration	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:cmsimple:cmsimple:5.15:*:*:*:*:*:*:*

History

31 Dec 2025, 18:29

Type	Values Removed	Values Added
References	~~() https://www.cmsimple.org -~~	() https://www.cmsimple.org - Product
References	~~() https://www.cmsimple.org/downloads_cmsimple50/CMSimple_5-15.zip -~~	() https://www.cmsimple.org/downloads_cmsimple50/CMSimple_5-15.zip - Product
References	~~() https://www.exploit-db.com/exploits/52040 -~~	() https://www.exploit-db.com/exploits/52040 - Exploit
References	~~() https://www.vulncheck.com/advisories/cmsimple-remote-command-execution-via-extensions-configuration -~~	() https://www.vulncheck.com/advisories/cmsimple-remote-command-execution-via-extensions-configuration - Third Party Advisory
First Time		Cmsimple Cmsimple cmsimple
CPE		cpe:2.3:a:cmsimple:cmsimple:5.15:::::::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.8

10 Dec 2025, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-10 22:16

Updated : 2025-12-31 18:29

NVD link : CVE-2024-58280

Mitre link : CVE-2024-58280

CVE.ORG link : CVE-2024-58280

JSON object : View

Products Affected

cmsimple

cmsimple

CWE

CWE-403

Exposure of File Descriptor to Unintended Control Sphere ('File Descriptor Leak')

{"id": "CVE-2024-58280", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.6, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-12-10T22:16:19.723", "references": [{"url": "https://www.cmsimple.org", "tags": ["Product"], "source": "disclosure@vulncheck.com"}, {"url": "https://www.cmsimple.org/downloads_cmsimple50/CMSimple_5-15.zip", "tags": ["Product"], "source": "disclosure@vulncheck.com"}, {"url": "https://www.exploit-db.com/exploits/52040", "tags": ["Exploit"], "source": "disclosure@vulncheck.com"}, {"url": "https://www.vulncheck.com/advisories/cmsimple-remote-command-execution-via-extensions-configuration", "tags": ["Third Party Advisory"], "source": "disclosure@vulncheck.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "disclosure@vulncheck.com", "description": [{"lang": "en", "value": "CWE-403"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2025-12-31T18:29:58.403", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cmsimple:cmsimple:5.15:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A242371-65BD-4A8F-AAD0-D390BCC73B67"}], "operator": "OR"}]}], "sourceIdentifier": "disclosure@vulncheck.com"}