CVE-2023-53921

SitemagicCMS 4.4.3 Remote Code Execution via Unrestricted File Upload

CVSS 8.7 HIGHEPSS 0.8%CWE-434

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.7EPSS 0.8%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

17 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

Sitemagic · SitemagicCMS

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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