{"id":"CVE-2022-51011","title":"PocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines","summary":"PocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines. Malicious clients can send meg…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","cwe":["CWE-20"],"vendor":"pmmp","product":"PocketMine-MP","affected":["PocketMine-MP < 4.2.10"],"published":"2026-09-07","updated":"2026-09-10","sourceUpdated":"2026-09-10T16:17:06.647","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-51011","references":[{"url":"https://github.com/pmmp/PocketMine-MP/commit/df33e179e5d3ff13b56a2d7060bf592b0f797258","label":"disclosure@vulncheck.com"},{"url":"https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-gj94-v4p9-w672","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/pocketmine-mp-before-4.2.10-denial-of-service-via-chat-messages","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-10T14:18:58.214646Z"},"epss":0.00432,"epssPercentile":0.3699,"ingestedAt":"2026-09-08T20:10:03.178Z","slug":"CVE-2022-51011","body":"## Overview\n\nPocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines. Malicious clients can send megabyte-sized chat packets and bombard the server with thousands of such messages, causing server lockups lasting seconds or minutes.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}