Mozilla has published a security advisory to address the vulnerability found in Firefox. A remote attacker could entice a user running a vulnerable browser to open a web page with specially crafted content to exploit the vulnerabilities.
Successful exploitation of the vulnerabilities could lead to security restriction bypass on an affected system. The issue only occurs on Windows operating system.
Mozilla has released new versions of the product to address the issues and they can be downloaded at the following URLs:
Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.
https://www.mozilla.org/en-US/security/advisories/mfsa2019-16/
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11702