What’s Vulnerable › Vulnerabilities

CVE-2023-53921: SitemagicCMS 4.4.3 Remote Code Execution via Unrestricted File Upload

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-17 · updated 2026-06-17
• Weakness: CWE-434

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.

Affected products

• SitemagicCMS: 4.4.3

References

• https://sitemagic.org/Download.html
• https://www.exploit-db.com/exploits/51464
• https://www.vulncheck.com/advisories/sitemagiccms-remote-code-execution-via-unrestricted-file-upload
• https://www.exploit-db.com/exploits/51464

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