CVE-2017-5407

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 52 Firefox ESR versions prior to 45.8 Thunderbird versions prior to 52 Thunderbird versions prior to 45.8

Description A malicious page can extract pixel values from a targeted user by using SVG filters that don't use the fixed point math implementation on a target iframe. This can be used to extract history information and read text values across domains, violating the same-origin policy and leading to information disclosure.

Recommendations For Firefox versions prior to 52, update to version 52 or later. For Firefox ESR versions prior to 45.8, update to version 45.8 or later. For Thunderbird versions prior to 52, update to version 52 or later. For Thunderbird versions prior to 45.8, update to version 45.8 or later.