{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"nano","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NTBDHD0PHFD841MZNF5WPC","modified_at":"2026-10-01T03:03:29.900855030Z","published_at":"2026-07-23T05:16:38.360Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-6390","https://security-tracker.debian.org/tracker/CVE-2026-6390"],"severity":{"label":"medium","score":6.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-6390#Debian:13/nano","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-6390"}],"summary":"A flaw was found in GNU nano's multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specially crafted filename containing printf fo"}