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.
History

Tue, 08 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 07 Sep 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Pmmp
Pmmp pocketmine-mp
Vendors & Products Pmmp
Pmmp pocketmine-mp

Mon, 07 Sep 2026 13:15:00 +0000

Type Values Removed Values Added
Description 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.
Title PocketMine-MP before 4.2.9 Denial of Service via NBT Deserialization
Weaknesses CWE-20
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-09-07T12:55:06.530Z

Updated: 2026-09-08T12:51:42.093Z

Reserved: 2026-09-05T21:02:18.431Z

Link: CVE-2022-51012

cve-icon Vulnrichment

Updated: 2026-09-08T12:51:39.440Z

cve-icon NVD

Status : Deferred

Published: 2026-09-07T13:17:23.030

Modified: 2026-09-08T19:59:42.500

Link: CVE-2022-51012

cve-icon Redhat

No data.