This issue was addressed by improving Face ID anti-spoofing models. This issue is fixed in iOS 15 and iPadOS 15. A 3D model constructed to look like the enrolled user may be able to authenticate via Face ID.
[
{
"product": "iOS and iPadOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "15",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]