Sources in Brazil have confirmed that the player completed his medical on Tuesday and a work permit has been acquired.
Cavalieri's agent, Juninho Parmigiani, told Brazilian media: "We will conclude everything soon. He has already had the necessary medical examinations, talked with some of his new team-mates and has been impressed by what Rafael Benitez had to say to him."
Palmeiras' sporting director, Toninho Cecilio added: "I have spoken and he has completed the examinations and is very happy. There are some clauses still being discussed but nothing that can block the deal."