# CVE-2026-86198

## Summary

- **CVE ID:** CVE-2026-86198
- **Severity:** LOW
- **CVSS Score:** 4.2 (CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N)
- **CWE:** CWE-837
- **Published:** Sep 9, 2026
- **Last Modified:** Sep 10, 2026

## Description

PocketMine-MP versions before 5.44.2 fail to properly validate multiple ResourcePackClientResponsePacket packets with STATUS_COMPLETED status during resource pack handling. Malicious clients can send batches of these packets to repeatedly trigger pre-spawn progression, creating duplicate Player objects and amplifying memory consumption and network traffic.

## Affected Products

- pmmp — PocketMine-MP (0)
- pmmp — PocketMine-MP (5.44.2)

## References

- [CNA](https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-pg53-p7qp-65cv)
- [CNA](https://github.com/pmmp/PocketMine-MP/commit/7a27894146a04964ab628ed9033140fdbf887ff3)
- [CNA](https://www.vulncheck.com/advisories/pocketmine-mp-before-5.44.2-denial-of-service-via-resourcepackclientresponsepacket)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.28%
- **EPSS Percentile:** 20.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._