CVE-2016-5291

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 50 Firefox ESR versions prior to 45.5 Thunderbird versions prior to 45.5

Description The issue is related to a same-origin policy bypass that can be exploited using local shortcut files, allowing the loading of arbitrary local content from disk.

Recommendations For Firefox versions prior to 50, update to version 50 or later. For Firefox ESR versions prior to 45.5, update to version 45.5 or later. For Thunderbird versions prior to 45.5, update to version 45.5 or later.