CVE-2022-51012

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    CVE-2022-51012

    Published: 7 Sept 2026Last Modified: 10 Sept 2026

    Summary: PocketMine-MP before 4.2.9 Denial of Service via NBT Deserialization

    Details: PocketMine-MP versions before 4.2.9 fail to properly validate NBT data types during deserialization of inventory transaction packets from clients. Attackers can send crafted inventory transactions with malformed NBT tags to trigger server crashes and cause denial of service.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/51xxx/CVE-2022-51012.json, https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-g5rr-p69h-7v3g, https://nvd.nist.gov/vuln/detail/CVE-2022-51012, https://www.vulncheck.com/advisories/pocketmine-mp-before-4.2.9-denial-of-service-via-nbt-deserialization, https://github.com/pmmp/PocketMine-MP/commit/5a98b08ee8dc8ff14862cd83d2e4af9d212fefc2

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -1d314ad4cef2a0f505a22f86ca29e26463b606da

    Affected versions

    4.2.8
    4.2.7
    4.2.6
    4.2.5
    4.2.4
    4.2.3
    4.2.2
    4.2.1
    4.2.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2022-51012 | CVE-DB