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 language" setting.
{ "urgency": "unimportant" }
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2019-12383.json"