The WP Time Slots Booking Form WordPress plugin before 1.1.63 does not sanitise and escape Calendar names, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
[
{
"product": "WP Time Slots Booking Form",
"vendor": "Unknown",
"versions": [
{
"lessThan": "1.1.63",
"status": "affected",
"version": "1.1.63",
"versionType": "custom"
}
]
}
]