PocketMine-MP < 4.18.1 Improper Validation of Dropped Item Count Allows Remote Server Crash

Advisories

severity: high
date: December 31, 2025
Affecting: PocketMine-MP < 4.18.1
CVE: CVE-2023-7332
CWE: CWE-1284 Improper Validation of Specified Quantity in Input
CVSS: 7.1
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
References: PocketMine-MP 4.18.1 Release Notes
PocketMine-MP GitHub Advisory
PocketMine-MP GitHub Patch Commit
Description: PocketMine-MP versions prior to 4.18.1 contain an improper input validation vulnerability in inventory transaction handling. A remote attacker with a valid player session can request that the server drop more items than are available in the player's hotbar, triggering a server crash and resulting in denial of service.