Deserialization in Pmmp Pocketmine-Mp
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.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (36.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/pmmp/PocketMine-MP/security/advisories/GHSA-h6j3-j35f-v2x7 (vendor-advisory)
- github.com/pmmp/PocketMine-MP/commit/b96a209f9e8b76b899a0d0918493cd87eb3c02a7 (patch)
- github.com/pmmp/PocketMine-MP/commit/6872661fd03649cc7a8762c41c16e9ee5a4de1c9 (patch)
- www.vulncheck.com/advisories/pocketmine-mp-before-5.11.1-denial-of-service-via-… (third-party-advisory)
Frequently asked questions
- What is CVE-2024-58381?
- CVE-2024-58381 is a high-severity vulnerability in Pmmp Pocketmine-Mp, classified under Deserialization of Untrusted Data. CVSS score: 7.5/10. Published 2026-09-09.
- How severe is CVE-2024-58381?
- High severity. CVSS v3 base score is 7.5 out of 10.