Disney says
Served on an Allergy-Friendly Bun with Cuties® Mandarin Oranges or Filmstrip Fries.
Friendliest.app says
The All-Beef Hot Dog is free of gluten/wheat, fish, shellfish, peanuts and tree nuts.

Filmstrip Fries are cooked in a dedicated fryer to reduce cross-contamination.

This meal contains milk, eggs and soy. It is soy-friendly if ordered with the mandarin oranges instead of the Filmstrip Fries.