PluckCMS 4.7.4 and earlier is affected by: CWE-434 Unrestricted Upload of File with Dangerous Type. The impact is: get webshell. The component is: data/inc/images.php line36. The attack vector is: modify the MIME TYPE on HTTP request to upload a php file. The fixed version is: after commit 09f0ab871bf633973cfd9fc4fe59d4a912397cf8.