In the urllib3 library through 1.24.1 for Python, CRLF injection is possible if the attacker controls the request parameter.
{
"cpe": "cpe:2.3:a:python:urllib3:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.24.2"
}
],
"source": "CPE_FIELD"
}