What’s Vulnerable › Vulnerabilities

CVE-2025-71418: PocketMine-MP before 5.25.2 Denial of Service via explode

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-09 · updated 2026-10-14
• Weakness: CWE-400

Description

PocketMine-MP versions before 5.25.2 fail to limit the explode() function in packet parsing, allowing malicious clients to waste server resources. Attackers can send crafted packets with excessive delimiters to consume CPU and memory through sign editing, JWT parsing, and command parsing endpoints.

Affected products

• pmmp PocketMine-MP: before 5.25.2 — fixed in 5.25.2

How to fix

Upgrade to a fixed version: pmmp PocketMine-MP 5.25.2. Check the vendor advisory for mitigations.

References

• https://github.com/pmmp/PocketMine-MP/commit/d0d84d4c5195fb0a68ea7725424fda63b85cd831
• https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-g274-c6jj-h78p
• https://www.vulncheck.com/advisories/pocketmine-mp-before-5.25.2-denial-of-service-via-explode

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