Someone has worked out how to parachute into ongoing Gulag fights and eliminate enemy players.
The exploit is particularly egregious given the opposing player is unable to damage the invincible interloper at all. Check out the brief video below to see how it works in action:
Right now the YouTuber who first publicised the exploit has refrained from explaining how it can be done, but has teased in their comment section that they will “post how to do it in a couple [of] days”.