The Uruguayan went two months without finding the net in Serie A before bagging a brace in their 3-2 win over Atalanta BC.
He then made it four goals in two games with another double against Torino.
"We are having a great season and we have emerged as protagonists," the 26-year-old told La Repubblica.
"I would like to thank the team for all the help they have given me - we all want to work together to achieve our goal."
Cavani is now on 29 goals for the season.