Minecraft wiki entry for Zombie_Villager, associated text: Carved Pumpkin [note 1]
Jack o'Lantern‌[Java Edition only][note 1]
Iron Shovel
Iron Sword
Random Armor
Zombie villagers have an 8.5% chance of dropping their naturally-spawned equipment, and drop it with a random durability. Each level of Looting increases the chance 1 percentage point (11.5% with Looting III).