Magento Community Edition and Enterprise Edition before 2.0.10 and 2.1.x before 2.1.2 have XSS via e-mail templates that are mishandled during a preview, aka APPSEC-1503.
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "2.0.10"
},
{
"introduced": "0"
},
{
"fixed": "2.0.10"
},
{
"introduced": "2.1.0"
},
{
"fixed": "2.1.2"
},
{
"introduced": "2.1.0"
},
{
"fixed": "2.1.2"
}
]
}