Denial of Service Vulnerability in PocketMine-MP by PocketMine Team
CVE-2022-51009

8.7HIGH

Key Information:

Vendor

Pmmp

Status
Pocketmine-mp
Vendor
CVE Published:
6 September 2026

What is CVE-2022-51009?

PocketMine-MP versions prior to 4.7.2 are susceptible to a Denial of Service vulnerability due to improper handling of exceptions from the adhocore/json-comment library. Attackers can exploit this flaw by sending malformed login or skin packets containing invalid geometry JSON. The resulting unhandled RuntimeException can lead to server crashes, interrupting service and impacting users.

Affected Version(s)

PocketMine-MP 0 < 4.7.2

PocketMine-MP 4.7.2

References

https://github.com/pmmp/PocketMine-MP/security/advisories...
vendor-advisory
https://github.com/pmmp/PocketMine-MP/commit/c9626c610b8f...
patch
https://www.vulncheck.com/advisories/pocketmine-mp-before...
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.