The bug
Wind charges can knock back some mobs that are immune to knockback.
All affected mobs:
Iron golem
Ravager
Hoglin
Zoglin
Warden
Linked issues
is duplicated by 1
relates to 3
Attachments
Comments 1

Wind charges can knock back some mobs that are immune to knockback.
Iron golem
Ravager
Hoglin
Zoglin
Warden
[Mod]Les3awe
(Unassigned)
1144038
Confirmed
Expansion B
Normal
Collision, Combat, Parity
breeze, breeze_wind_charge, wind_charge
23w45a, 23w46a, 1.20.3 Pre-Release 1, 1.20.3 Pre-Release 2, 1.20.3 Pre-Release 3, ..., 1.21.4, 25w02a, 25w03a, 25w05a, 25w08a
Retrieved
Most likely because it's explosion knockback, which is different from knockback dealt by attacks, and as such is unaffected by the knockback resistance attribute (MC-32578).
Relates to MC-265646.