Any creature that contracts Flesh Rot from a ghole is cursed. The creature has disadvantage on saving throws against Flesh Rot and any diseases the creature had when the curse was contracted. Flesh Rot. A ghole's natural attacks transmit flesh rot. A creature afflicted with this disease has disadvantage on Charisma checks and vulnerability to all damage. At the end of each of the target's turns, it must make a DC 16 Constitution saving throw. After failing three of these saving throws, the disease's effects last for 1 week, and the creature stops making these saves. After succeeding on three of these saving throws, the creature recovers from the disease, and the disease ends. Constructs and undead are immune to Flesh Rot.