Security Alert (A21-11-03): Multiple Vulnerabilities in Firefox
03 November 2021
Mozilla has published the advisories (MFSA2021-48 and MFSA2021-49) to address multiple vulnerabilities in Firefox browser. A remote attacker could entice a user running a vulnerable browser to visit a web page with specially crafted content to exploit the vulnerabilities.
Firefox ESR Windows versions prior to version 91.3
Firefox Windows versions prior to version 94
Successful exploitation of the vulnerabilities could lead to arbitrary code execution, privilege escalation, information disclosure, security restriction bypass, spoofing, or application crash on an affected system.
Mozilla has released new versions of the product to address the issues and they can be downloaded at the following URLs: