Medium 5.3Published Sep 6, 2026

CVE-2022-51008PocketMine-MP before 4.12.3 Denial of Service via Unauthenticated Sessions

Updated under an hour ago (2026-10-19 06:25 UTC)

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It affects pmmp PocketMine-MP. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for pmmp PocketMine-MP

Exploited in the last 30 days

PocketMine-MP before 4.12.3 fails to limit unauthenticated sessions, allowing attackers to exhaust player slots by creating sessions without sending LoginPacket. Attackers can flood the server with unauthenticated connections that occupy max-player slots, preventing legitimate players from joining.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness (CWE): CWE-770
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Sep 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

pmmp PocketMine-MP pmmp:pocketmine_mp (from the name)	from 4.0.0 before 4.12.3; 4.12.3 not affected	CNA record

References

https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-474q-9hgp-hcvxvendor-advisory
https://github.com/pmmp/PocketMine-MP/commit/59be901efe6b7833e69e638e0e1497051ce96fa7patch
https://www.vulncheck.com/advisories/pocketmine-mp-before-4.12.3-denial-of-service-via-unauthenticated-sessionsthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.