CVE-2023-53921

SitemagicCMS 4.4.3 Remote Code Execution via Unrestricted File Upload

Published Dec 17, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload malicious PHP files to the files/images directory. Attackers can upload a .phar file with system command execution payload to compromise the web application and execute arbitrary system commands.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Sitemagic sitemagic
CPEs cpe:2.3:a:sitemagic:sitemagic:4.4.3:*:*:*:*:*:*:*
Vendors & Products Sitemagic sitemagic
Type Values Removed Values Added
CPEs cpe:2.3:a:sitemagic:sitemagic_cms:4.4.3:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Sitemagic
Sitemagic sitemagic Cms
Vendors & Products Sitemagic
Sitemagic sitemagic Cms
Type Values Removed Values Added
Description SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload malicious PHP files to the files/images directory. Attackers can upload a .phar file with system command execution payload to compromise the web application and execute arbitrary system commands.
Title SitemagicCMS 4.4.3 Remote Code Execution via Unrestricted File Upload
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Apr 7, 2026, 2:07 PM
Reserved
Dec 16, 2025, 7:22 PM
Status
Analyzed
Published
Dec 17, 2025, 11:15 PM
Modified
Jun 17, 2026, 6:46 AM