Firefox 220.127.116.11 a security update has been released. See Firefox 18.104.22.168 Release Notes for more details. Users may obtain Firefox 22.214.171.124 manually via the Check for Updates… option from the Help menu. Automatic upgrade (for those who have this feature enabled) should occur within the next 24-48 hours. Alternatively, users may also download Firefox 126.96.36.199 directly by going to http://getfirefox.com.
News Source: Mozilla Developers News