{"action":"Upgrade thunderbird to 1:140.10.0esr-1~deb12u1 or later.","affected":[{"fixed":"1:140.10.0esr-1~deb12u1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:140.10.0esr-1~deb12u1"],"id":"tcs_01M5NTPY26H8EEK6K2PE6S26ZR","modified_at":"2026-10-27T09:47:30.944297981Z","published_at":"2026-04-21T13:16:21.163Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-6751","https://security-tracker.debian.org/tracker/CVE-2026-6751"],"severity":{"label":"high","score":7.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-6751#Debian:12/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-6751"}],"summary":"Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10."}