MEDIUM 6.3 NVD
CVE-2026-86203
PocketMine-MP versions before 5.39.2 fail to validate entity despawn state when processing attack packets from clients. Attackers can exploit a race condition b
PocketMine-MP versions before 5.39.2 fail to validate entity despawn state when processing attack packets from clients. Attackers can exploit a race condition by attacking a disconnecting player to trigger multiple death handlers, causing inventory items and experience to drop multiple times for duplication.
References
- https://github.com/pmmp/PocketMine-MP/commit/c0719b76b18f2508143134e79bc9f1aa39109683
- https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-f9jp-856v-8642
- https://www.vulncheck.com/advisories/pocketmine-mp-before-5.39.2-item-duplication-via-desp
This medium severity vulnerability with a CVSS score of 6.3 was published on 2026-09-09 via NVD.
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