A statement released on Marseille's official website, OM president Pape Diouf has confirmed the former Liverpool striker is on his way to the Black Cats.
"An agreement in principle has been reached between OM and Sunderland for the loan of Djibril Cisse to the English club until the end of the season," Diouf said on om.net.
He added: "Some details still need to be sorted out ahead of the confirmation of the loan."