Happened to Steam in 2015. In their case it was a caching issue. https://old.reddit.com/r/Steam/comments/3y7lxm/when_i_go_to_my_account_details_in_the_steam/ h

Happened to Steam in 2015. In their case it was a caching issue. https://old.reddit.com/r/Steam/comments/3y7lxm/when_i_go_to_my_account_details_in_the_steam/ https://old.reddit.com/r/Steam/comments/3y7lxm/when_i_go_to_... https://www.forbes.com/sites/insertcoin/2015/12/25/steam-is-randomly-logging-users-into-other-peoples-accounts-and-exposing-their-information/ https://www.forbes.com/sites/insertcoin/2015/12/25/steam-is-...