A logic issue was addressed with improved validation. This issue is fixed in iOS 12.2, Safari 12.1. Enabling the Safari Reader feature on a maliciously crafted webpage may lead to universal cross site scripting.
[
{
"product": "iOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "iOS 12.2",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "Safari",
"vendor": "Apple",
"versions": [
{
"lessThan": "Safari 12.1",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]