Related Vulnerabilities: CVE-2017-5421  

A malicious site could spoof the contents of the print preview window if popup windows are enabled, resulting in user confusion of what site is currently loaded.

Severity Low

Remote Yes

Type Content spoofing

Description

A malicious site could spoof the contents of the print preview window if popup windows are enabled, resulting in user confusion of what site is currently loaded.

AVG-194 firefox 51.0.1-1 52.0-1 Critical Fixed

10 Mar 2017 ASA-201703-3 AVG-194 firefox Critical multiple issues

https://www.mozilla.org/en-US/security/advisories/mfsa2017-05/#CVE-2017-5421
https://bugzilla.mozilla.org/show_bug.cgi?id=1301876