{"action":"Upgrade firefox-esr to 140.8.0esr-1~deb12u1 or later.","affected":[{"fixed":"140.8.0esr-1~deb12u1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["140.8.0esr-1~deb12u1"],"id":"tcs_01M5NRFGMVVMKFESQQVPDFQ10Q","modified_at":"2026-10-01T03:03:21.523899695Z","published_at":"2026-02-24T14:16:25.703Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-2773","https://security-tracker.debian.org/tracker/CVE-2026-2773"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-2773","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-2773"}],"summary":"Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8."}