{"action":"Upgrade nltk to 3.9.3-1 or later.","affected":[{"fixed":"3.9.3-1","introduced":"0"}],"component":"nltk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.9.3-1"],"id":"tcs_01M5NMXWNNWE573PM47EKYP3JJ","modified_at":"2026-09-01T20:04:12.362633212Z","published_at":"2026-02-18T18:24:19.410Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-14009","https://security-tracker.debian.org/tracker/CVE-2025-14009"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-14009#Debian:14/nltk","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-14009"}],"summary":"A critical vulnerability exists in the NLTK downloader component of nltk/nltk, affecting all versions. The _unzip_iter function in nltk/downloader.py uses zipfile.extractall() without performing path"}