{"action":"Upgrade thunderbird to 1:153.3.0esr-1 or later.","affected":[{"fixed":"1:153.3.0esr-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:153.3.0esr-1"],"id":"tcs_01M5NWNN6YPSDSQZB4HAAC27N5","modified_at":"2026-10-06T16:02:25.679623159Z","published_at":"2026-09-15T13:16:54.843Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-92035","https://security-tracker.debian.org/tracker/CVE-2026-92035"],"severity":{"label":"critical","score":9.6},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-92035#Debian:14/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-92035"}],"summary":"Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Thunderbird 140.17, Firefox 156, Firefox ESR 153.3, Thunderbird 156, Thunderbird 153.3, F"}