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    CVE-2026-86203

    PocketMine-MP versions before 5.39.2 fail to validate entity despawn state when processing attack packets from clients. 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.

    Published:Sep 9, 2026
    Last Modified:Sep 10, 2026
    EPS:Sep 9, 2026
    EPSS Score:0.00275
    CVSS Score:3.7

    Affected Products

    Vendor
    Pmmp
    Product
    Pocketmine-mp

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-86204 (CVSS 7.1) — PocketMine-MP versions before 5.39.2 fail to limit JSON payload size in ModalFormResponsePacket handling, allo…
    CVE-2026-86202 (CVSS 5.3) — PocketMine-MP versions before 5.39.2 contain a network amplification vulnerability in ActorEventPacket handlin…
    CVE-2026-86201 (CVSS 8.7) — PocketMine-MP before 5.41.1 contains a denial of service vulnerability in LoginPacket processing where large o…
    CVE-2026-86200 (CVSS 6.9) — PocketMine-MP versions before 5.42.1 contain a denial of service vulnerability in the LoginPacket handler that…
    CVE-2026-86199 (CVSS 8.7) — PocketMine-MP versions before 5.43.1 fail to properly validate the Certificate field during offline login auth…
    CVE-2026-86198 (CVSS 2.3) — PocketMine-MP versions before 5.44.2 fail to properly validate multiple ResourcePackClientResponsePacket packe…
    CVE-2025-71418 (CVSS 6.9) — PocketMine-MP versions before 5.25.2 fail to limit the explode() function in packet parsing, allowing maliciou…
    CVE-2025-71417 (CVSS 7.1) — PocketMine-MP before 5.32.1 fails to validate uniqueness of pack UUIDs in ResourcePackClientResponsePacket STA…
    CVE-2024-58381 (CVSS 8.7) — PocketMine-MP before 5.11.1 contains a denial of service vulnerability in LoginPacket JSON processing that all…
    CVE-2024-58380 (CVSS 7.1) — PocketMine-MP versions before 5.11.2 contain a denial of service vulnerability in BookEditPacket handling that…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-86203 — Pmmp (Medium 6.3) | CVE-DB