CVE-2021-47753
phpKF CMS 3.00 Beta y6 - Remote Code Execution (RCE) (Unauthenticated)
Vexday Risk Score
28Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 9.3EPSS 0.7%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
15 Jan 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Phpkf · phpKF CMSWant to know if your infrastructure is exposed to this?
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