In Eclipse Theia versions up to and including 1.8.0, in the debug console there is no HTML escaping, so arbitrary Javascript code can be injected.
{
"source": "CPE_RANGE",
"cpe": "cpe:2.3:a:eclipse:theia:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.8.0"
}
]
}