CVE-2022-51010 PocketMine-MP before 4.4.2 Server Crash via Item ID

PocketMine-MP versions before 4.4.2 fail to properly validate item IDs received from clients in itemstack NBT data. Attackers can send crafted item IDs outside the valid range to trigger an uncaught exception that crashes the server...

CVE-2022-51011 PocketMine-MP before 4.2.10 Denial of Service via Chat Messages

PocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines. Malicious clients can send megabyte-sized chat packets and bombard the server with thousan...

CVE-2022-51017: Improper Input Validation

PocketMine-MP versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players, allowing uncapped values to exceed the 32767 byte TAGString limit. Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT data...

CVE-2022-51018: Uncontrolled Resource Consumption

PocketMine-MP before 3.26.5 and 4.0.x before 4.0.5 does not limit book page text length, page count, or author/title length. A player who obtains a writable book can create oversized NBT 'book bombs', causing excess bandwidth consumption and server crashes exceeding the 1 MB chunk size limit when...

CVE-2022-51016: Authentication Bypass by Capture-replay

PocketMine-MP 3.x before 3.27.0 does not implement Minecraft Bedrock protocol encryption, so the server cannot verify that a connecting client possesses the private key corresponding to its login token. An attacker who captures a valid login from another player's session for example by tricking t...

CVE-2022-51013: Improper Input Validation

PocketMine-MP versions before 4.2.3 fail to validate damage metadata values in tool and armor item NBT data received from clients. Attackers can send negative or out-of-range damage values in itemstack NBT to trigger unhandled exceptions in the Durable class, causing server crashes...

CVE-2022-51015: Improper Input Validation

PocketMine-MP before 4.0.6 does not validate facing values in PlayerActionPacket for STARTBREAK and CRACKBREAK actions or in UseItemTransactionData typically within InventoryTransactionPacket. A remote authenticated attacker can send crafted packets with invalid facing values e.g., negative or...

CVE-2022-51014: Uncaught Exception

PocketMine-MP before 4.0.7 contains an unhandled exception vulnerability in the ModalFormResponsePacket handler when processing malformed JSON from clients. Attackers can send specially crafted form response packets with invalid JSON to trigger an uncaught InvalidArgumentException, causing server...

CVE-2022-51012: Improper Input Validation

PocketMine-MP versions before 4.2.9 fail to properly validate NBT data types during deserialization of inventory transaction packets from clients. Attackers can send crafted inventory transactions with malformed NBT tags to trigger server crashes and cause denial of service...

CVE-2022-51011: Improper Input Validation

PocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines. Malicious clients can send megabyte-sized chat packets and bombard the server with thousan...

CVE-2022-51010: Improper Input Validation

PocketMine-MP versions before 4.4.2 fail to properly validate item IDs received from clients in itemstack NBT data. Attackers can send crafted item IDs outside the valid range to trigger an uncaught exception that crashes the server...

PT-2026-86779

PocketMine-MP versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players, allowing uncapped values to exceed the 32767 byte TAG String limit. Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT dat...

PT-2026-86777

PocketMine-MP before 4.0.6 does not validate facing values in PlayerActionPacket for START BREAK and CRACK BREAK actions or in UseItemTransactionData typically within InventoryTransactionPacket. A remote authenticated attacker can send crafted packets with invalid facing values e.g., negative or...

PT-2026-86776

PocketMine-MP before 4.0.7 contains an unhandled exception vulnerability in the ModalFormResponsePacket handler when processing malformed JSON from clients. Attackers can send specially crafted form response packets with invalid JSON to trigger an uncaught InvalidArgumentException, causing server...

PT-2026-86778

PocketMine-MP 3.x before 3.27.0 does not implement Minecraft Bedrock protocol encryption, so the server cannot verify that a connecting client possesses the private key corresponding to its login token. An attacker who captures a valid login from another player's session for example by tricking t...

PT-2026-86774

PocketMine-MP versions before 4.2.9 fail to properly validate NBT data types during deserialization of inventory transaction packets from clients. Attackers can send crafted inventory transactions with malformed NBT tags to trigger server crashes and cause denial of service...

PT-2026-86772

PocketMine-MP versions before 4.4.2 fail to properly validate item IDs received from clients in itemstack NBT data. Attackers can send crafted item IDs outside the valid range to trigger an uncaught exception that crashes the server...

PT-2026-86773

PocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines. Malicious clients can send megabyte-sized chat packets and bombard the server with thousan...

Allocation of Resources Without Limits or Throttling

Overview pocketmine/pocketmine-mp is a highly customisable, open source server software for Minecraft: Bedrock Edition written in PHP Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the unauthenticated session handling process. An...

CVE-2022-51009

PocketMine-MP before 4.7.2 fails to properly handle exceptions from the adhocore/json-comment library when parsing skin geometry data. Attackers can send login or skin packets with invalid geometry JSON to trigger an unhandled RuntimeException, causing server crash...