{"id":"ECHO-3ec1-214e-209e","upstream":["CVE-2026-81723","GHSA-vp2x-qp44-57v7"],"severity":[],"modified":"2026-09-03T00:00:25.178Z","affected":[{"package":{"ecosystem":"Echo:PyPi","name":"nltk","purl":"pkg:pypi/nltk"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.10.3"}]}]}],"references":[{"type":"WEB","url":"https://advisory.echohq.com/cve/CVE-2026-81723"}]}