{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NPWT7DFF74F9WA2J0PJDNF","modified_at":"2026-10-21T06:05:47.673780158Z","published_at":"2026-10-13T13:17:20.803Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-109707","https://security-tracker.debian.org/tracker/CVE-2026-109707"],"severity":{"label":"critical","score":9.6},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-109707#Debian:13/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-109707"}],"summary":"Sandbox escape due to use-after-free in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5."}