A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "116.0+build2-0ubuntu0.20.04.2",
"binary_name": "firefox"
},
{
"binary_version": "116.0+build2-0ubuntu0.20.04.2",
"binary_name": "firefox-dev"
},
{
"binary_version": "116.0+build2-0ubuntu0.20.04.2",
"binary_name": "firefox-geckodriver"
},
{
"binary_version": "116.0+build2-0ubuntu0.20.04.2",
"binary_name": "firefox-mozsymbols"
}
]
}