The Appointment Hour Booking WordPress plugin before 1.3.56 does not sanitise and escape a settings of its Calendar fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed.
[
{
"product": "Appointment Hour Booking – WordPress Booking Plugin",
"vendor": "Unknown",
"versions": [
{
"lessThan": "1.3.56",
"status": "affected",
"version": "1.3.56",
"versionType": "custom"
}
]
}
]