{"id":"ECHO-5b86-3218-603d","upstream":["CVE-2026-12261","GHSA-ffj6-66c4-86gw"],"severity":[],"modified":"2026-10-04T00:00:37.466Z","affected":[{"package":{"ecosystem":"Echo:PyPI","name":"nltk","purl":"pkg:pypi/nltk"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.10.0"}]}]}],"references":[{"type":"WEB","url":"https://advisory.echohq.com/cve/CVE-2026-12261"}]}