CVE-2022-51013
PocketMine-MP before 4.2.3 Denial of Service via NBT Metadata
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-20 |
| Vendor | pmmp |
| Product | pocketmine-mp |
| Published | Sep 7, 2026 |
| Last Updated | Sep 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
pmmp / PocketMine-MP
0 < 4.2.3
References
github.com: https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-46c5-pfj8-fv65 github.com: https://github.com/pmmp/PocketMine-MP/commit/c8e1cfcbee4945fd4b63d2a7e96025c59744d4f1 vulncheck.com: https://www.vulncheck.com/advisories/pocketmine-mp-before-4.2.3-denial-of-service-via-nbt-metadata
Credits
JavierLeon9966