By manipulating the fullscreen feature while opening a data-list, an attacker could have overlaid a text box over the address bar. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 127.
[
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThan": "127",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]