Paper/nms-patches/CommandTeleport.patch

--- a/net/minecraft/server/CommandTeleport.java
+++ b/net/minecraft/server/CommandTeleport.java
@@ -49,7 +49,7 @@
         while (iterator.hasNext()) {
             Entity entity1 = (Entity) iterator.next();
 
-            a(commandlistenerwrapper, entity1, commandlistenerwrapper.getWorld(), entity.locX, entity.locY, entity.locZ, EnumSet.noneOf(PacketPlayOutPosition.EnumPlayerTeleportFlags.class), entity.yaw, entity.pitch, (CommandTeleport.a) null);
+            a(commandlistenerwrapper, entity1, (WorldServer) entity.world, entity.locX, entity.locY, entity.locZ, EnumSet.noneOf(PacketPlayOutPosition.EnumPlayerTeleportFlags.class), entity.yaw, entity.pitch, (CommandTeleport.a) null); // SPIGOT-4245, MC-128441 - use target world as destination
         }
 
         if (collection.size() == 1) {
@@ -120,9 +120,9 @@
             }
 
             if (worldserver == entity.world) {
-                ((EntityPlayer) entity).playerConnection.a(d0, d1, d2, f, f1, set);
+                ((EntityPlayer) entity).playerConnection.a(d0, d1, d2, f, f1, set, org.bukkit.event.player.PlayerTeleportEvent.TeleportCause.COMMAND); // CraftBukkit
             } else {
-                ((EntityPlayer) entity).a(worldserver, d0, d1, d2, f, f1);
+                ((EntityPlayer) entity).a(worldserver, d0, d1, d2, f, f1, org.bukkit.event.player.PlayerTeleportEvent.TeleportCause.COMMAND); // CraftBukkit
             }
 
             entity.setHeadRotation(f);