After multiple screenings, a total of 10 hub genes related to NASH (KDR, FYN, RAC1, MAPK1, ERBB2, CDKN1A, HSPA4, SMAD2, MCL1, and ESR1) in the circRNA–miRNA–mRNA network were identified. Here, CDKN1A is linked to metabolic dysfunction-associated steatohepatitis.