P4Verified

CVE-2022-51017: PocketMine-MP 3.0.0 to before 3.26.5, 4.0.0 to before 4.0.5

CVE-2022-51017. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.00473 (percentile 0.38863), scored 2026-10-06.

Affected technology

PocketMine-MP · 3.0.0 to before 3.26.5, 4.0.0 to before 4.0.5
pmmp

Description’s affected range: versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT data serialization, causing server crashes. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 2026-10-08 17:34:52.383652+00:00

CWE: CWE-20
CCR priority: 30.1 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
EPSS: 0.00473 · percentile 0.38968 · 2026-10-08
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2022-51017.html