{"action":"Upgrade thunderbird to 1:140.3.0esr-1~deb13u1 or later.","affected":[{"fixed":"1:140.3.0esr-1~deb13u1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:140.3.0esr-1~deb13u1"],"id":"tcs_01M5NMTNHG7B8EDK4AB88X7DNF","modified_at":"2026-10-24T09:47:23.463230708Z","published_at":"2025-09-16T13:15:45.017Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-10528","https://security-tracker.debian.org/tracker/CVE-2025-10528"],"severity":{"label":"high","score":7.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-10528#Debian:13/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-10528"}],"summary":"Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3."}