{"action":"Upgrade thunderbird to 1:140.5.0esr-1~deb12u1 or later.","affected":[{"fixed":"1:140.5.0esr-1~deb12u1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:140.5.0esr-1~deb12u1"],"id":"tcs_01M5NMX2CF4ZEGVTBBKX0AVHZ5","modified_at":"2026-10-24T09:47:31.189356925Z","published_at":"2025-11-11T16:15:38.793Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-13017","https://security-tracker.debian.org/tracker/CVE-2025-13017"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-13017#Debian:12/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-13017"}],"summary":"Same-origin policy bypass in the DOM: Notifications component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5."}