{"id":"CVE-2022-51013","title":"PocketMine-MP versions before 4.2.3 fail to validate damage metadata values in tool and armor item NBT data received from clients","summary":"PocketMine-MP versions before 4.2.3 fail to validate damage metadata values in tool and armor item NBT data received from clients. Attackers can send negative or out-of-range damage values in itemstack NBT to trigger unhandled exceptions…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-20"],"vendor":"pmmp","product":"PocketMine-MP","affected":["PocketMine-MP < 4.2.3"],"published":"2026-09-07","updated":"2026-09-14","sourceUpdated":"2026-09-14T20:16:35.917","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-51013","references":[{"url":"https://github.com/pmmp/PocketMine-MP/commit/c8e1cfcbee4945fd4b63d2a7e96025c59744d4f1","label":"disclosure@vulncheck.com"},{"url":"https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-46c5-pfj8-fv65","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/pocketmine-mp-before-4.2.3-denial-of-service-via-nbt-metadata","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00508,"epssPercentile":0.42234,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-14T19:21:46.862496Z"},"ingestedAt":"2026-09-08T20:10:03.178Z","slug":"CVE-2022-51013","body":"## Overview\n\nPocketMine-MP versions before 4.2.3 fail to validate damage metadata values in tool and armor item NBT data received from clients. Attackers can send negative or out-of-range damage values in itemstack NBT to trigger unhandled exceptions in the Durable class, causing server crashes.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}