Cylinder gasket leak 2020 JLU I -4

Is it common for a cylinder head gasket leak on a 2020 JLU 4-cylinder because my Wrangler I found out now has the leak and the dealer is going to be fixing it the next 3 days and it's under warranty and my Jeep has 89,000 miles on it just curious if this is common with the four-cylinder engines I know it's common I guess on the 3.6 V6 Penta star engin. And the rental I got is a Jeep Gladiator so I get to see how they are