CVE-2021-47753

CRITICAL

9.8

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.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie1/15/2026

Derniere modification1/23/2026

Sourcenvd

Observations honeypot0

Produits affectes

phpkf:cms

Faiblesses (CWE)

CWE-434

References

https://www.exploit-db.com/exploits/50610(disclosure@vulncheck.com)

https://www.phpkf.com/(disclosure@vulncheck.com)

https://www.phpkf.com/indirme.php(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/50610(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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