{"id":"ECHO-aca5-37c5-5309","upstream":["CVE-2026-12252","GHSA-9r6g-266r-89x4"],"severity":[],"modified":"2026-10-03T00:00:39.891Z","affected":[{"package":{"ecosystem":"Echo:PyPI","name":"nltk","purl":"pkg:pypi/nltk"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4"}]}]}],"references":[{"type":"WEB","url":"https://advisory.echohq.com/cve/CVE-2026-12252"},{"type":"WEB","url":"https://getsafety.com/v/SFTY-20260704-39717/52d"}]}