CVE-2026-86202

MEDIUM 4.3

PocketMine-MP before 5.39.2 Network Amplification via ActorEventPacket

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

PocketMine-MP versions before 5.39.2 contain a network amplification vulnerability in ActorEventPacket handling that allows clients to trigger consuming animations for all visible players. Attackers can send crafted ActorEventPacket messages to spam animation events to other clients and waste server CPU and memory resources.

CWE	CWE-406
Vendor	pmmp
Product	pocketmine-mp
Published	Sep 9, 2026
Last Updated	Sep 9, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

pmmp / PocketMine-MP

0 < 5.39.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-7hmv-4j2j-pp6f github.com: https://github.com/pmmp/PocketMine-MP/commit/aeea1150a772a005b92bd418366f1b7cf1a91ab5 vulncheck.com: https://www.vulncheck.com/advisories/pocketmine-mp-before-5.39.2-network-amplification-via-actoreventpacket

Credits

dktapps