{"action":"Upgrade swupdate to 2026.05+dfsg-1 or later.","affected":[{"fixed":"2026.05+dfsg-1","introduced":"0"}],"component":"swupdate","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2026.05+dfsg-1"],"id":"tcs_01M5NPW5B16WK7H4S98QJ4D611","modified_at":"2026-10-27T02:00:08.061735286Z","published_at":"2026-10-12T16:17:05.557Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-109399","https://security-tracker.debian.org/tracker/CVE-2026-109399"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-109399#Debian:14/swupdate","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-109399"}],"summary":"SWUpdate through 2026.05.1 contains an improper certificate validation vulnerability in crypto/swupdate_cms_verify_openssl.c that trusts untrusted X.509 certificates embedded in CMS SignedData for cha"}