{"action":"Upgrade nltk to 3.10.0 or later.","affected":[{"fixed":"3.10.0","introduced":"0"}],"component":"nltk","cve_ids":["CVE-2026-62388"],"ecosystem":"PyPI","epss":0.00512,"exploited":false,"fixed_versions":["3.10.0"],"ghsa_id":"GHSA-p3m8-78j2-g5p3","id":"tcs_01M5KH6Z92SZF6TAGXN8TFQYTV","modified_at":"2026-08-28T02:30:02.701073183Z","published_at":"2026-08-22T15:16:18.967Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3722","https://www.vulncheck.com/advisories/nltk-before-insecure-default-configuration-pathsec","https://github.com/nltk/nltk/security/advisories/GHSA-p3m8-78j2-g5p3"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-3722","url":"https://osv.dev/vulnerability/PYSEC-2026-3722"},{"source":"nvd","source_id":"CVE-2026-62388","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62388"}],"summary":"NLTK versions before 3.10.0 default to ENFORCE=False in pathsec.py, causing all security validation functions to emit warnings instead of raising exceptions. Attackers can bypass path traversal and pi"}