csgo has a setting
mp_only_cts_rescue_hostages 0
https://totalcsgo.com/commands/28
mp_only_cts_rescue_hostages [0 / 1] This command, if set to 1 (default on all game modes with the exception of Danger Zone), will make it so that only counter-terrorist players can rescue hostages. Set to 0 to allow all players to rescue hostages.