GHSA-XP4F-G2CM-RHG7 PocketMine-MP has LogDoS by many junk properties in client data JWT in LoginPacket

Impact Attackers can fill the body of the clientData JWT in LoginPacket with lots of junk properties, causing the server to flood warning messages, as well as wasting CPU time. This happens because the JsonMapper instance used to process the JWT body is configured to warn on unexpected properties...

PocketMine-MP vulnerable to denial-of-service by sending large modal form responses

Impact Due to a workaround for an old client bug which has since been fixed, very large JSON payloads in ModalFormResponsePacket were able to cause the server to spend a significant amount of time processing the packet. Large numbers of these packets were able to hog CPU time so as to prevent the...