Russian security researcher Kamil Hismatullin has discovered a critical flaw in YouTube that could have been exploited by a hacker to delete any video the popular video sharing service. The bug hunter is not new to these discoveries, he reported several flaws to Google in the past, he was awarded $1,337 as part of the company bounty program known as Vulnerability Research Grants program. Google recognized that the flaw was really serious so it awarded the maximum amount of money reserved for the logic flaws that lead to bypassing significant security controls in normal Google applications.”]
Source: https://securityaffairs.co/wordpress/35587/hacking/flaw-youtube-removal-video.html