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CVE-2023-54392: PocketMine-MP 4.20.0 to before 4.22.3, 5.0.0 to before 5.2.1
CVE-2023-54392. CVSS 3.1 base score 6.5 (MEDIUM, Vendor/CNA). EPSS 0.00376 (percentile 0.29333), scored 2026-10-06.
Affected technology
PocketMine-MP · 4.20.0 to before 4.22.3, 5.0.0 to before 5.2.1
pmmp
Description’s affected range: versions >= 4.20.0 before 4.22.3 (and before 5.2.1 in the 5.x branch) fail to validate NBT tag types in BlockActorDataPacket
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Vendor/CNA’s CVSS 4.0 assessment (base score 7.1/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-20
- CCR priority
- 26.1 /100 (P4)
- CVSS 3.1
- 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
- EPSS
- 0.00376 · percentile 0.29446 · 2026-10-08
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2023-54392.html