Is CVE-2022-51011 being exploited?

No public exploit is currently tracked.

How severe is CVE-2022-51011?

CVE-2022-51011 has a CVSS v3 severity of MEDIUM (4.3).

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CVE-2022-51011

Description

PocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines. Malicious clients can send megabyte-sized chat packets and bombard the server with thousands of such messages, causing server lockups lasting seconds or minutes.