{"id":"AZL-81233","summary":"CVE-2026-21714 affecting package nodejs for versions less than 20.14.0-15","details":"A memory leak occurs in Node.js HTTP/2 servers when a client sends WINDOW_UPDATE frames on stream 0 (connection-level) that cause the flow control window to exceed the maximum value of 2³¹-1. The server correctly sends a GOAWAY frame, but the Http2Session object is never cleaned up.\r\n\r\nThis vulnerability affects HTTP2 users on Node.js 20, 22, 24 and 25.","modified":"2026-08-28T17:47:43.153303524Z","published":"2026-03-30T20:16:19Z","upstream":["CVE-2026-21714"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21714"}],"affected":[{"package":{"name":"nodejs","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/nodejs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.14.0-15"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-81233.json"}}],"schema_version":"1.9.0"}