The screens and the way to access them are largely the same for all Mozilla programs, including Thunderbird. Use the Update button next to it.ĭownloading available update screen Firefox This will show which version you currently have and whether an update is available. On Android use the My apps & games item in the PlayStore side-menu and find Firefox Browser in the list. On a Mac, look at the top menu and click Firefox > About Firefox. To find out which version you are using on a Windows machine, open the application menu and click on Help > About. Thunderbird is Mozilla’s free email application. Firefox Extended Support Release (ESR) is an official version of Firefox developed for large organizations that need to set up and maintain Firefox on a large scale. Firefox 105 is the browser most Mozilla users will have on their system. Security advisories were published for Firefox 105, Firefox ESR 102.3, and Thunderbird 91.13.1. In Thunderbird three security vulnerabilities were patched. In Firefox 105 a total of seven vulnerabilities were patched, three of which received the security risk rating 'high'.

An attacker could exploit some of these vulnerabilities to take control of an affected system.

Mozilla has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird.

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