{"action":"Upgrade thunderbird to 1:140.10.2esr-1 or later.","affected":[{"fixed":"1:140.10.2esr-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:140.10.2esr-1"],"id":"tcs_01M5NVTB7JPCDVETDZ2WEP5WP8","modified_at":"2026-10-27T09:47:37.931615392Z","published_at":"2026-05-07T13:16:13.967Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-8090","https://security-tracker.debian.org/tracker/CVE-2026-8090"],"severity":{"label":"high","score":7.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-8090#Debian:14/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-8090"}],"summary":"Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2."}