{"action":"Upgrade urwid to 4.1.3-1 or later.","affected":[{"fixed":"4.1.3-1","introduced":"0"}],"component":"urwid","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.1.3-1"],"id":"tcs_01M5NWS52SE21KS985TCZTH7MB","modified_at":"2026-10-01T03:03:46.252897222Z","published_at":"2026-07-18T14:17:12.170Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-9323","https://security-tracker.debian.org/tracker/CVE-2026-9323"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-9323#Debian:14/urwid","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-9323"}],"summary":"The urwid web display backend (urwid/display/web.py) generates web session identifiers (urwid_id) in Screen.start() by concatenating two random.randrange(10**9) calls that use Python's Mersenne Twiste"}