{"action":"Upgrade nltk to 3.10.3-1 or later.","affected":[{"fixed":"3.10.3-1","introduced":"0"}],"component":"nltk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.10.3-1"],"id":"tcs_01M5NVW2C9VCRCBG4P9TM697MT","modified_at":"2026-09-25T08:47:27.813700791Z","published_at":"2026-08-27T17:21:02.957Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-81723","https://security-tracker.debian.org/tracker/CVE-2026-81723"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-81723#Debian:14/nltk","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-81723"}],"summary":"NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView._read_xml_fragment() that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provi"}