The Nested Pages WordPress plugin before 3.1.21 does not escape and sanitize the some of its settings, which could allow high privilege users to perform Stored Cross-Site Scripting attacks when the unfiltered_html is disallowed
[
{
"product": "Nested Pages",
"vendor": "Unknown",
"versions": [
{
"lessThan": "3.1.21",
"status": "affected",
"version": "3.1.21",
"versionType": "custom"
}
]
}
]