Sources: ~700K TikTok accounts in Turkey were hacked before Turkey's election in May via a flaw TikTok knew in 2022; TikTok admits "unusual activity" in April (Emily Baker-White/Forbes)

https://www.forbes.com/sites/emilybaker-white/2023/07/18/turkey-tiktok-hack-presidential-election/
http://www.techmeme.com/230718/p30#a230718p30

As Many As 700,000 Turkish TikTok Accounts Were Hacked Before The Country’s Presidential Election

A UK security agency warned TikTok about the exploited vulnerability more than a year earlier, but the company chose not to fix it.

Forbes