PocketMine-MP versions before 5.39.2 fail to validate entity despawn state when processing attack packets from clients. Attackers can exploit a race condition by attacking a disconnecting player to trigger multiple death handlers, causing inventory items and experience to drop multiple times for duplication.
Metrics
Affected Vendors & Products
References
History
Thu, 10 Sep 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Thu, 10 Sep 2026 15:15:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Pmmp
Pmmp pocketmine-mp |
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| Vendors & Products |
Pmmp
Pmmp pocketmine-mp |
Wed, 09 Sep 2026 13:45:00 +0000
| Type | Values Removed | Values Added |
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| Description | PocketMine-MP versions before 5.39.2 fail to validate entity despawn state when processing attack packets from clients. Attackers can exploit a race condition by attacking a disconnecting player to trigger multiple death handlers, causing inventory items and experience to drop multiple times for duplication. | |
| Title | PocketMine-MP before 5.39.2 Item Duplication via Despawn State | |
| Weaknesses | CWE-664 | |
| References |
| |
| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-09T13:32:04.400Z
Updated: 2026-09-10T14:57:58.125Z
Reserved: 2026-09-05T11:52:36.822Z
Link: CVE-2026-86203
Updated: 2026-09-10T14:18:47.443Z
Status : Deferred
Published: 2026-09-09T14:17:21.550
Modified: 2026-09-10T15:17:50.307
Link: CVE-2026-86203
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