P5Verified

CVE-2026-86203: PocketMine-MP 0 to before 5.39.2

CVE-2026-86203. CVSS 3.1 base score 3.7 (LOW, Vendor/CNA). EPSS 0.00348 (percentile 0.26243), scored 2026-10-06.

Affected technology

PocketMine-MP · 0 to before 5.39.2
pmmp

Description’s affected range: versions before 5.39.2 fail to validate entity despawn state when processing attack packets from clients

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 exploit a race condition by attacking a disconnecting player to trigger multiple death handlers, causing inventory items and experience to drop multiple times for duplication. Vendor/CNA’s CVSS 4.0 assessment (base score 6.3/10) rates confidentiality and availability impact as none; integrity impact as low.

Published 2026-10-08 17:35:15.838809+00:00

CWE: CWE-664
CCR priority: 14.9 /100 (P5)
CVSS 3.1: 3.7 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N · Vendor/CNA
EPSS: 0.00348 · percentile 0.26348 · 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-2026-86203.html