CVE-2024-58381

PocketMine-MP before 5.11.1 contains a denial of service vulnerability in LoginPacket JSON processing that allows remote attackers to crash the server by sending malformed JSON data. Attackers can exploit improper object initialization from scalar JSON types to trigger unset required properties, causing the application to crash.

CVSS 4.0

8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-25)

CWE

CWE-502

Published

2026-09-09

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

References

• https://github.com/pmmp/PocketMine-MP/commit/6872661fd03649cc7a8762c41c16e9ee5a4de1c9
• https://github.com/pmmp/PocketMine-MP/commit/b96a209f9e8b76b899a0d0918493cd87eb3c02a7
• https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-h6j3-j35f-v2x7
• https://www.vulncheck.com/advisories/pocketmine-mp-before-5.11.1-denial-of-service-via-loginpacket

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