In MISP 2.4.134, XSS exists in the template element index view because the id parameter is mishandled.
{
"cpe": "cpe:2.3:a:misp:misp:2.4.134:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.4.134"
}
],
"source": "CPE_FIELD"
}