{"action":"Upgrade thunderbird to 1:68.10.0-1 or later.","affected":[{"fixed":"1:68.10.0-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:68.10.0-1"],"id":"tcs_01M5NEHP32ZPQHN094446JFJ81","modified_at":"2026-10-26T12:00:29.920337081Z","published_at":"2020-07-09T15:15:12.053Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-12421","https://security-tracker.debian.org/tracker/CVE-2020-12421"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-12421#Debian:13/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-12421"}],"summary":"When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected (even if they were legitimately added by an administrator.) This could have caused add-ons to become"}