{"action":"Upgrade thunderbird to 1:140.11.0esr-1 or later.","affected":[{"fixed":"1:140.11.0esr-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:140.11.0esr-1"],"id":"tcs_01M5NWA8FA6HE3BXTYAD76GF4P","modified_at":"2026-10-23T17:47:28.893419037Z","published_at":"2026-05-19T14:16:53.977Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-8974","https://security-tracker.debian.org/tracker/CVE-2026-8974"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-8974#Debian:14/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-8974"}],"summary":"Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been explo"}