The Field Test gem 0.2.0 through 0.3.2 for Ruby allows CSRF.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:field_test_project:field_test:*:*:*:*:*:ruby:*:*",
"range": [
{
"introduced": "0.2.0"
},
{
"last_affected": "0.3.2"
}
],
"source": "CPE_RANGE"
}
]
}