CVE-2026-86204: high-severity vulnerability in pmmp PocketMine-MP
PocketMine-MP before 5.39.2 Denial of Service via ModalFormResponsePacket
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.4%
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
pmmp · PocketMine-MPRelated CVEs — pmmp PocketMine-MP
In the same product, most dangerous first.
CVE-2024-58381HIGHPocketMine-MP before 5.11.1 Denial of Service via LoginPacketEPSS 0.8%CVE-2022-51015HIGHPocketMine-MP before 4.0.6 Denial of Service via PlayerActionPacketEPSS 0.7%CVE-2026-86200MEDIUMPocketMine-MP before 5.42.1 LogDoS via LoginPacket clientData JWTEPSS 0.6%CVE-2023-54393HIGHPocketMine-MP before 4.20.5 Denial of Service via LoginPacketEPSS 0.6%CVE-2022-51017HIGHPocketMine-MP before 3.26.5 and 4.0.5 Denial of Service via Skin DataEPSS 0.6%CVE-2026-86201HIGHPocketMine-MP before 5.41.1 LogDoS via LoginPacket clientDataEPSS 0.6%