CVE-2019-9819

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 67 Firefox ESR versions prior to 60.7 Thunderbird versions prior to 60.7

Description The issue is related to a JavaScript compartment mismatch that can occur while working with the fetch API, potentially leading to a crash. This can be exploited by a remote attacker to cause a denial of service.

Recommendations For Firefox versions prior to 67, update to version 67 or later to resolve the issue. For Firefox ESR versions prior to 60.7, update to version 60.7 or later to resolve the issue. For Thunderbird versions prior to 60.7, update to version 60.7 or later to resolve the issue.