{"action":"Upgrade nodejs to 18.20.4+dfsg-1~deb12u2 or later.","affected":[{"fixed":"18.20.4+dfsg-1~deb12u2","introduced":"0"}],"component":"nodejs","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["18.20.4+dfsg-1~deb12u2"],"id":"tcs_01M5NQYY6S76B6T91SQY3N7KVK","modified_at":"2026-10-01T03:03:20.587114598Z","published_at":"2026-03-30T20:16:19.573Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-21714","https://security-tracker.debian.org/tracker/CVE-2026-21714"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-21714","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-21714"}],"summary":"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 serv"}