Vulnerability record · CVE-2024-58381 · published 9 September 2026

CVE-2024-58381: Deserialization of untrusted data vulnerability

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.

8.7 CVSS 4.0 High EPSS 0.43% · top 65.1% CWE-502 · Deserialization of untrusted data Deferred

8.7CVSS 4.0 base score

0.43%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

4References

14 Sep 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
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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Source: NIST National Vulnerability Database (record CVE-2024-58381), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.