The LifterLMS PayPal WordPress plugin before 1.4.0 does not sanitise and escape some parameters from the payment confirmation page before outputting them back in the page, leading to a Reflected Cross-Site Scripting issue
[
{
"product": "LifterLMS Paypal",
"vendor": "Unknown",
"versions": [
{
"lessThan": "1.4.0",
"status": "affected",
"version": "1.4.0",
"versionType": "custom"
}
]
}
]