{"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_01M5NWNQYT9X6DYZ3JNKSSE7JT","modified_at":"2026-10-06T16:00:51.811356582Z","published_at":"2026-09-15T13:17:00.350Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-92059","https://security-tracker.debian.org/tracker/CVE-2026-92059"],"severity":{"label":"critical","score":9.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-92059","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-92059"}],"summary":"Incorrect boundary conditions in the DOM: Editor component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."}