{"id":"CVE-2021-22916","details":"In Brave Desktop between versions 1.17 and 1.26.60, when adblocking is enabled and a proxy browser extension is installed, the CNAME adblocking feature issues DNS requests that used the system DNS settings instead of the extension's proxy settings, resulting in possible information disclosure.","modified":"2026-04-10T04:30:15.245612Z","published":"2021-07-12T11:15:07.770Z","references":[{"type":"ADVISORY","url":"https://hackerone.com/reports/1203842"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/brave/brave-browser","events":[{"introduced":"0"},{"last_affected":"95d4e4b9003597fe0cf0f8b2375dbbc1494bd14a"}],"database_specific":{"versions":[{"introduced":"1.17.0"},{"last_affected":"1.26.60"}]}}],"versions":["dev-latest","v0.50.13","v0.50.14","v0.54.0","v0.54.1","v0.54.2","v0.54.3","v0.54.4","v0.55.1","v0.55.2","v0.55.3","v0.55.4","v0.55.5","v1.26.60","v1.5.100b","v1.5.58b","v1.5.59b","v1.5.89b","v1.5.90b","v1.5.97b"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-22916.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}