{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NDR2BN3ZGD5NKCXSGKC9GT","modified_at":"2026-09-21T07:02:01.675866326Z","published_at":"2019-05-28T03:29:00.513Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-12383","https://security-tracker.debian.org/tracker/CVE-2019-12383"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-12383#Debian:13/firefox-esr","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-12383"}],"summary":"Tor Browser before 8.0.1 has an information exposure vulnerability. It allows remote attackers to detect the browser's UI locale by measuring a button width, even if the user has a \"Don't send my lang"}