CVE-2026-86201 PocketMine-MP before 5.41.1 LogDoS via LoginPacket clientData

PocketMine-MP before 5.41.1 contains a denial of service vulnerability in LoginPacket processing where large or complex structures in unknown clientData JWT properties cause excessive logging without sanitization. Attackers can send crafted LoginPackets with deeply nested or massive object...

CVE-2026-86201 PocketMine-MP before 5.41.1 LogDoS via LoginPacket clientData

PocketMine-MP before 5.41.1 contains a denial of service vulnerability in LoginPacket processing where large or complex structures in unknown clientData JWT properties cause excessive logging without sanitization. Attackers can send crafted LoginPackets with deeply nested or massive object...

CVE-2026-86200

PocketMine-MP versions before 5.42.1 contain a denial-of-service vulnerability in the LoginPacket handler. An unauthenticated remote attacker can craft malicious login packets with excessive unknown properties injected into the clientData JWT , causing the server to flood warning messages and was...

CVE-2026-86200 PocketMine-MP before 5.42.1 LogDoS via LoginPacket clientData JWT

PocketMine-MP versions before 5.42.1 contain a denial of service vulnerability in the LoginPacket handler that allows remote attackers to flood warning messages by injecting numerous junk properties into the clientData JWT. Attackers can craft malicious login packets with excessive unknown...

CVE-2026-86200 PocketMine-MP before 5.42.1 LogDoS via LoginPacket clientData JWT

PocketMine-MP versions before 5.42.1 contain a denial of service vulnerability in the LoginPacket handler that allows remote attackers to flood warning messages by injecting numerous junk properties into the clientData JWT. Attackers can craft malicious login packets with excessive unknown...

PT-2026-33389

Impact Attackers can put large and/or complex structures as a value to an unknown property in the clientData JWT body in the Minecraft LoginPacket, causing the server to generate very long log messages. Additionally, the property name is logged without any length limitations or sanitization, whic...