NPM: Ghost: File Upload Content-Type Spoofing

NPM: Ghost: File Upload Content-Type Spoofing vulnerability discovered by ? in WordPress Npm ghost versions = 6.19.4, 6.21.1...

CVE-2020-36891

A stored cross-site scripting vulnerability in Kentico Xperience allows attackers to upload files with spoofed Content-Type that do not match file extensions. Attackers can exploit this vulnerability by uploading malicious files with manipulated MIME types, allowing malicious scripts to execute i...