PT-2026-89002 · Pmmp+1 · Pocketmine-Mp

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CVE-2026-86199

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Published

2026-09-09

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Updated

2026-09-09

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
PocketMine-MP versions before 5.43.1 fail to properly validate the Certificate field during offline login authentication. Unauthenticated players can trigger an uninitialized property access error that crashes the server.

Exploit

Fix

Incomplete List of Disallowed Inputs

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Weakness Enumeration

Related Identifiers

CVE-2026-86199
GHSA-G2FJ-P69P-9CHP

Affected Products

Pocketmine-Mp