October CMS through 1.0.431 allows XSS by entering HTML on the Add Posts page.
{
"cpe": "cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.0.431"
}
],
"source": "CPE_RANGE"
}