During the event in Turin, Italy, the Polish skater finished second, behind Italy’s Martina Valcepina. Kim Boutin of Canada was the third.
With one 500 metres race still to be held on Sunday, the 23-year-old Pole secured the overall 500 m standing in the competition due to advantage over her rivals.
Maliszewska is the first Pole to win an overall short-track speed skating World Cup title.
Last month, she won gold at the ISU European Short Track Speed Skating Championships in Dordrecht, the Netherlands.
Polish President Andrzej Duda and Prime Minister Mateusz Morawiecki congratulated Maliszewska on Twitter on Saturday. The both underlined the historic dimension of her success. (PAP)