{"id":"ECHO-42f0-e2fb-b0d3","upstream":["CVE-2025-71408","GHSA-848c-c2cx-j7qx"],"severity":[],"modified":"2026-08-14T00:00:32.740Z","affected":[{"package":{"ecosystem":"Echo:PyPi","name":"nltk","purl":"pkg:pypi/nltk"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.3"}]}]}],"references":[{"type":"WEB","url":"https://advisory.echohq.com/cve/CVE-2025-71408"}]}