This is not a bug but a feature
according to https://minecraft.fandom.com/wiki/Rail
(Wither skeleton can't cross rails tracks.
This happens both in single player and online.)
This is not a bug but a feature
according to https://minecraft.fandom.com/wiki/Rail
(Wither skeleton can't cross rails tracks.
This happens both in single player and online.)
Thomas
(Unassigned)
Unconfirmed
(Unassigned)
1.15.2
Retrieved
Indeed working as intended, see MC-33359.