PocketMine-MP versions before 5.11.2 contain a denial of service vulnerability in BookEditPacket handling that crashes the server when an invalid inventory slot value is provided. Attackers can send a crafted BookEditPacket with an inventory slot greater than 35 to trigger an unhandled exception and crash the server.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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