I don't use cubase, but if the script is in ASCI (plain text) , you could try the patch for cakewalk and just copy and paste into cubase.
Some of the users might have a wk8patch for cakewalk.
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Keyboards/Sound Units: Kurzweil 2600S, Roland VR-760, Acces Virus C, Roland G-800, Akai AX60, Minimoog, Machine Drum, Roland R8-M, mediastation x-76