Satoki Tsuji

Red Hat Security Advisory: firefox security update

Red Hat Security Advisory: thunderbird security update

Red Hat Security Advisory: thunderbird security update

Red Hat Security Advisory: thunderbird security update

Red Hat Security Advisory: firefox security update

Red Hat Security Advisory: firefox security update

Red Hat Security Advisory: firefox security update

By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

By checking the result of calls to `window.open` with specifically set protocol handlers, an attacker could determine if the application which implements that protocol handler is installed. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Th