Skeletons without a bow still can shoot you
Attachments
Comments

Cleaning up old tickets: This ticket had been set to 'Awaiting Response', but has not received a response from the reporter (~3 months+) so is being closed as Incomplete. If you feel this is still a valid issue then please comment, or create a new ticket following the Issue Guidelines which includes steps to reproduce the problem.
Quick Links:
π Issue Guidelines β π¬ Mojang Support β π§ Suggestions β π Minecraft Wiki

Still affects 1.16.210 it also affects piglins too, it charges a invisible crossbow, and works with other mobs too
Similar to others likeΒ MCPE-120071

Natural spawn
Was the mob a natural spawn or did you spawn it in with commands?
Your description is considered "Working as Intended" (per MCPE-23165) but should only be possible when the mob is spawned in with commands. Its unclear if your summary implies it was natural.