{"action":"Upgrade thunderbird to 1:140.9.1esr-1 or later.","affected":[{"fixed":"1:140.9.1esr-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:140.9.1esr-1"],"id":"tcs_01M5NT2Z2ZB3VNEEXM11GCVE9J","modified_at":"2026-10-25T09:47:31.743699393Z","published_at":"2026-04-07T13:16:47.463Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-5732","https://security-tracker.debian.org/tracker/CVE-2026-5732"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-5732#Debian:14/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-5732"}],"summary":"Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1."}