GHSA-788V-5PFP-93FF PocketMine-MP: JSON decoding of unlimited size large arrays/objects in ModalFormResponse Handling

Impact The server does not meaningfully limit the size of the JSON payload in ModalFormResponsePacket. This can be abused by an attacker to waste memory and CPU on an affected server, e.g. by sending arrays with millions of elements. The player must have a full session on the server i.e. spawned ...