Unrated severityNVD Advisory· Published Jan 15, 2026· Updated Apr 7, 2026
phpKF CMS 3.00 Beta y6 - Remote Code Execution (RCE) (Unauthenticated)
CVE-2021-47753
Description
phpKF CMS 3.00 Beta y6 contains an unauthenticated file upload vulnerability that allows remote attackers to execute arbitrary code by bypassing file extension checks. Attackers can upload a PHP file disguised as a PNG, rename it, and execute system commands through a crafted web shell parameter.
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Affected products
2Patches
Vulnerability mechanics
References
3- www.exploit-db.com/exploits/50610mitreexploit
- www.phpkf.commitreproduct
- www.phpkf.com/indirme.phpmitreproduct
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