Medium severity4.3NVD Advisory· Published Sep 9, 2026· Updated Oct 8, 2026

CVE-2023-54394

Description

PocketMine-MP before 4.18.0-ALPHA2 fails to rate-limit mismatch type InventoryTransactionPacket requests, allowing attackers to trigger excessive inventory synchronization. Attackers can send numerous mismatch transactions to force the server to transmit large amounts of serialized inventory data, consuming significant bandwidth without authentication.

AI Insight

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

Affected products

Pmmp/Pocketmine Mpreferences2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <4.18.0-ALPHA2

Patches

Vulnerability mechanics

References

github.com/pmmp/PocketMine-MP/commit/ca6d51498f12427a947467da8fcad7811418e6ccnvd
github.com/pmmp/PocketMine-MP/security/advisories/GHSA-42qm-8v8m-m78cnvd
www.vulncheck.com/advisories/pocketmine-mp-before-4.18.0-alpha2-bandwidth-amplification-via-inventorytransactionpacketnvd

News mentions

PocketMine-MP: 18 DoS Vulnerabilities Disclosed in Coordinated Batch
Vypr Intelligence · Sep 9, 2026

cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000