No backdoor protection: Dota 2 players were at risk of being hacked via custom games for almost a year
Custom game modes have been a part of Dota 2 since its inception. They’re a way for players to create their own modified versions of the game, including spin-offs like Auto Chess, Overthrow, and Pudge Wars.
It turns out, however, there was a massive security hole in them for about a year between 2022 and 2023, giving hackers backdoor access to players’ computers.