{"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_01M5NWNNDY89K9XFVVQA58GCPY","modified_at":"2026-10-06T16:01:07.698317178Z","published_at":"2026-09-15T13:16:55.300Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-92039","https://security-tracker.debian.org/tracker/CVE-2026-92039"],"severity":{"label":"medium","score":6.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-92039","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-92039"}],"summary":"Mitigation bypass in the DOM: Notifications component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."}