The meaning of «genuine triable issue» is equivalent to the CPR test of real prospect of success (Ashworth v Newnote Limited [2007] EWCA Civ 793 (para 33), [2007] All ER (D) 436 (Jul). (newlawjournal.co.uk)
But even with all signs pointing to the real prospect of success in Paris, we knew significant obstacles remained, with countries from the US and China to small island nations all facing difficult decisions to reach an agreement acceptable to all 195 parties. (climaterealityproject.org)
It means something more that the American Cyanamid standard of a «real prospect of success» but not necessarily «more probable than not». (newlawjournal.co.uk)