The Copa Libertadores final will continue to be played with home and away legs in the stadiums of the finalists in 2017, CONMEBOL said.
Neymar is seeking compensation and wants the court to adopt "effective measures" to prevent further leaks.
Palmeiras forward Gabriel Jesus has said he almost broke off the Manchester City deal to avoid paying a cut to the Brazilian side.
Case centres around a complaint made by investment company DIS, who believe they are due more money from the deal.
11 games left to go in the Brazil league and the likes of Cruzeiro and Internacional are engulfed in a relegation battle, writes Tim Vickery.