{"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_01M5NPX87VCE4AAHM69JZN2PVH","modified_at":"2026-10-21T06:05:47.533322634Z","published_at":"2026-10-13T13:17:23.113Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-109726","https://security-tracker.debian.org/tracker/CVE-2026-109726"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-109726#Debian:13/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-109726"}],"summary":"Use-after-free in the SVG component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5."}