{"action":"Upgrade jetty12 to 12.0.39-1 or later.","affected":[{"fixed":"12.0.39-1","introduced":"0"}],"component":"jetty12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["12.0.39-1"],"id":"tcs_01M5NQXFBZ7NF78X1S2DJ6N5YB","modified_at":"2026-11-04T06:00:07.439803491Z","published_at":"2026-09-07T11:17:20.600Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-19204","https://security-tracker.debian.org/tracker/CVE-2026-19204"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-19204#Debian:14/jetty12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-19204"}],"summary":"A client may send a WebSocket frame with an unknown opcode and a very large declared payload length, causing Jetty to attempt a large memory allocation and potentially exhaust the JVM heap. This occur"}