Taking puppy out without vaccines?

My husky puppy Bailey is 2 month . Since we had him he s been peeing and pooping inside on his pads , but he is getting bigger everyday . He had his first vaccine and has 2 left wich should be finished when he s 3 month. Vet says that we should keep Bailey inside before that but what is your experience and opinion on that . Is it that dangerous to take him outside to do his needs?

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