{"action":"Upgrade systemd to 252.39-1~deb12u2 or later.","affected":[{"fixed":"252.39-1~deb12u2","introduced":"0"}],"component":"systemd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["252.39-1~deb12u2"],"id":"tcs_01M5NRXGZ90R5D75Y0Z4KWHX32","modified_at":"2026-10-01T03:02:39.263823267Z","published_at":"2026-04-10T16:16:33.447Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-40226","https://security-tracker.debian.org/tracker/CVE-2026-40226"],"severity":{"label":"medium","score":6.4},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-40226","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-40226"}],"summary":"In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file."}