Summary:

in vanilla multiplayer world, you can teleport yourself or other who sleeping on bed. also hostile mob deem you at position you been teleported. damage can wake player up besides bed.

Steps to Reproduce:

1. let one of a player sleep, could be yourself or someone else.
2. tp the player who sleeping

Observed Results:

player keep sleep also keep its sleep animation, even it can sleeping in the sky.  Upon clicking "Leave Bed" you will return to the side of the bed, same for take damage from mobs.

Expected Results:
sleep process should be disrupted and it be teleported to specific location

Notes:

same issue with MC-3715, but it in Java edition and been fixed

sorry I post video on Youtube cuz it over upload limit
video link https://youtu.be/7i-FuAW6NSk