The vulnerabilities of Mozilla Firefox, Focus for Android, Mozilla Firefox ESR, and the email client Thunderbird involve improper handling of file names that end with .desktop. This allows attackers to bypass security restrictions and execute arbitrary commands.

The vulnerability in Mozilla Firefox, Focus for Android, Mozilla Firefox ESR, and the email client Thunderbird is related to incorrect handling of file names that end with .desktop. Exploiting this vulnerability allows a remote attacker to bypass security restrictions and execute arbitrary comman...