{"id":"ECHO-faf1-0543-99d8","upstream":["CVE-2021-4104","GHSA-fp5r-v3w9-4333"],"severity":[],"modified":"2026-09-28T00:00:19.370Z","affected":[{"package":{"ecosystem":"Echo:Maven","name":"log4j","purl":"pkg:maven/log4j"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.17-11"}]}]}],"references":[{"type":"WEB","url":"https://advisory.echohq.com/cve/CVE-2021-4104"},{"type":"WEB","url":"https://github.com/advisories/GHSA-fp5r-v3w9-4333"}]}