The Availability Calendar WordPress plugin before 1.2.2 does not sanitise or escape its Category Names before outputting them in page/post where the associated shortcode is embed, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
[
{
"product": "Availability Calendar",
"vendor": "Unknown",
"versions": [
{
"lessThan": "1.2.2",
"status": "affected",
"version": "1.2.2",
"versionType": "custom"
}
]
}
]