Description
PocketMine-MP versions before 4.12.5 contain a denial-of-service vulnerability in ModalFormResponsePacket processing that allows attackers to cause server resource exhaustion by sending large JSON payloads. Attackers can send numerous oversized modal form response packets to consume CPU time and prevent the server from processing legitimate connections.
Published: 2026-09-09
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 10 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 10 Sep 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Pmmp
Pmmp pocketmine-mp
Vendors & Products Pmmp
Pmmp pocketmine-mp

Wed, 09 Sep 2026 13:45:00 +0000

Type Values Removed Values Added
Description PocketMine-MP versions before 4.12.5 contain a denial-of-service vulnerability in ModalFormResponsePacket processing that allows attackers to cause server resource exhaustion by sending large JSON payloads. Attackers can send numerous oversized modal form response packets to consume CPU time and prevent the server from processing legitimate connections.
Title PocketMine-MP before 4.12.5 Denial of Service via ModalFormResponsePacket
Weaknesses CWE-407
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}


Subscriptions

Pmmp Pocketmine-mp
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-10T14:58:19.460Z

Reserved: 2026-09-05T21:00:04.786Z

Link: CVE-2023-54395

cve-icon Vulnrichment

Updated: 2026-09-10T14:18:51.633Z

cve-icon NVD

Status : Deferred

Published: 2026-09-09T14:17:09.740

Modified: 2026-09-10T15:17:24.623

Link: CVE-2023-54395

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T14:00:10Z

Weaknesses