{"action":"Upgrade firefox-esr to 60.6.1esr-1 or later.","affected":[{"fixed":"60.6.1esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["60.6.1esr-1"],"id":"tcs_01M5NEDNMWSNMCS5N56FPD7370","modified_at":"2026-09-21T07:03:15.557755794Z","published_at":"2019-04-26T17:29:04.163Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-9813","https://security-tracker.debian.org/tracker/CVE-2019-9813"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-9813#Debian:14/firefox-esr","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-9813"}],"summary":"Incorrect handling of __proto__ mutations may lead to type confusion in IonMonkey JIT code and can be leveraged for arbitrary memory read and write. This vulnerability affects Firefox < 66.0.1, Firefo"}