{"id":"CVE-2019-9801","details":"Firefox will accept any registered Program ID as an external protocol handler and offer to launch this local application when given a matching URL on Windows operating systems. This should only happen if the program has specifically registered itself as a \"URL Handler\" in the Windows registry. *Note: This issue only affects Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Thunderbird \u003c 60.6, Firefox ESR \u003c 60.6, and Firefox \u003c 66.","modified":"2026-05-04T08:28:37.604366Z","published":"2019-04-26T17:29:02.977Z","withdrawn":"2026-05-04T08:28:37.604366Z","related":["SUSE-SU-2019:0852-1","SUSE-SU-2019:0853-1","SUSE-SU-2019:0871-1","openSUSE-SU-2019:1126-1","openSUSE-SU-2019:1162-1","openSUSE-SU-2024:10600-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2019-07/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2019-08/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2019-11/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1527717"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-9801.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"66.0"}]},{"events":[{"introduced":"0"},{"fixed":"60.6"}]},{"events":[{"introduced":"0"},{"fixed":"60.6"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}