{"action":"Upgrade firefox-esr to 52.5.2-r0 or later.","affected":[{"fixed":"52.5.2-r0","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.13","exploited":false,"fixed_versions":["52.5.2-r0"],"id":"tcs_01M6GCK6QBJ56ZB36FABEAECXC","modified_at":"2026-11-03T06:30:57.601110655Z","published_at":"2018-06-11T21:29:11.920Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2017-7843","https://security.alpinelinux.org/vuln/CVE-2017-7843"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2017-7843#Alpine:v3.13/firefox-esr","url":"https://osv.dev/vulnerability/ALPINE-CVE-2017-7843"}],"summary":"When Private Browsing mode is used, it is possible for a web worker to write persistent data to IndexedDB and fingerprint a user uniquely. IndexedDB should not be available in Private Browsing mode an"}