Vulnerability · Published Sep 6, 2026 · Assigned by VulnCheck
CVE-2022-51008PocketMine-MP before 4.12.3 Denial of Service via Unauthenticated Sessions
Medium 5.3
In plain English
A medium-severity resource allocation without limits in PocketMine-MP from pmmp. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 56.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| pmmp | PocketMine-MP | 4.0.0 – before 4.12.3 |
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
References
- GitHub Security Advisory (GHSA-474q-9hgp-hcvx) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: PocketMine-MP before 4.12.3 Denial of Service via Unauthenticated Sessions third-party-advisory