CVE-2023-54390 [HIGH] – PocketMine-MP versions before 5.3.1 and 4.23.1 contain a denial of service vulnerability i

PocketMine-MP versions before 5.3.1 and 4.23.1 contain a denial of service vulnerability in LoginPacket JSON parsing due to improper null value handling in arrays. Attackers can send malformed JSON with unexpected null elements in LoginPacket to crash the server.