{"id":"CVE-2020-12405","details":"When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 68.9.0, Firefox \u003c 77, and Firefox ESR \u003c 68.9.","modified":"2026-04-16T04:40:18.392117516Z","published":"2020-07-09T15:15:10.943Z","related":["SUSE-SU-2020:14389-1","SUSE-SU-2020:1556-1","SUSE-SU-2020:1563-1","SUSE-SU-2020:1591-1","SUSE-SU-2020:1591-2","openSUSE-SU-2020:0789-1","openSUSE-SU-2020:0799-1","openSUSE-SU-2024:10600-1","openSUSE-SU-2024:10601-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://usn.ubuntu.com/4421-1/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2020-20/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2020-21/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2020-22/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1631618"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"77.0"}]},{"events":[{"introduced":"0"},{"fixed":"68.9.0"}]},{"events":[{"introduced":"0"},{"fixed":"68.9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"19.10"}]},{"events":[{"introduced":"0"},{"last_affected":"20.04"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12405.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}