{"action":"Upgrade thunderbird to 1:140.8.0esr-1 or later.","affected":[{"fixed":"1:140.8.0esr-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:140.8.0esr-1"],"id":"tcs_01M5NRF7RMM0EH8ETNJ4407B5Q","modified_at":"2026-10-01T03:03:01.388563120Z","published_at":"2026-02-24T14:16:24.480Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-2762","https://security-tracker.debian.org/tracker/CVE-2026-2762"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-2762#Debian:14/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-2762"}],"summary":"Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8."}