>This implies that a sufficiently powerful Force user could parry a lightsaber with their bare hands!
Relevant YouTube clip: [1]
Star Wars games are considered C-Canon[2], so I think it's a safe bet a work as huge as SW:ToR can be considered authorative. I also remember Knights of the Old Republic 2 having a feat called "Unarmed Parry" or so which allowed parrying any melee weapon.