No. It's a special arrangement between Google and WhatsApp which makes a file only visible to WhatsApp, and not appear in your regular drive so you can't do normal cloud file operations like generating public links.
You know how I found this link? Googling WhatsApp encryption backdoor. You could have too.
No need for the attitude. Op asked you for a source, which is customary for one to back up their initial claim; an onus on you and not for someone else to validate your claims.