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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-86204

PocketMine-MP before 5.39.2 Denial of Service via ModalFormResponsePacket

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Status
Published
Published
Updated
Assigning organization
VulnCheck

Description

PocketMine-MP versions before 5.39.2 fail to limit JSON payload size in ModalFormResponsePacket handling, allowing authenticated players to cause denial of service. Attackers can send modal form response packets with massive JSON arrays to exhaust server memory and CPU resources, rendering the server unresponsive.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

pmmp PocketMine-MP

Default version status: unaffected

  • 0 to < 5.39.2affected
  • 5.39.2unaffected
pkg:composer/pocketmine/pocketmine-mp

References