High severity7.5NVD Advisory· Published Sep 9, 2026· Updated Sep 9, 2026

CVE-2026-86199

Description

PocketMine-MP versions before 5.43.1 fail to properly validate the Certificate field during offline login authentication. Unauthenticated players can trigger an uninitialized property access error that crashes the server.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Pmmp/Pocketmine Mpllm-fuzzy2 versions
<5.43.1+ 1 more
- (no CPE)range: <5.43.1
- (no CPE)

Patches

Vulnerability mechanics

References

github.com/pmmp/PocketMine-MP/commit/8c75a1d739e8e190d3cc2338b25cebcc9c052b1bnvd
github.com/pmmp/PocketMine-MP/commit/e4aaef4ee0f769b52dc0347a1d6da403b9691115nvd
github.com/pmmp/PocketMine-MP/security/advisories/GHSA-g2fj-p69p-9chpnvd
www.vulncheck.com/advisories/pocketmine-mp-before-5.43.1-denial-of-service-via-unauthenticated-loginnvd

News mentions

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cvss	0.488
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000