TikTok is one of the worlds most downloaded apps. The app is mainly used by teenagers and kids that are using this app to create short music clips, mostly lip-sync clips of 3 to 15 seconds. Check Point Research teams discovered multiple vulnerabilities within the TikTok application. The vulnerabilities described in this research allow attackers to do the following: get a hold of TikTok accounts and manipulate their content. Upload unauthorized videos, delete videos, make private hidden videos public and reveal personal information saved on the account.”]
Source: https://research.checkpoint.com/2020/tik-or-tok-is-tiktok-secure-enough/