In http-proxy-middleware before 2.0.9 and 3.x before 3.0.5, fixRequestBody proceeds even if bodyParser has failed.
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "2.0.9"
},
{
"introduced": "3.0.0"
},
{
"fixed": "3.0.5"
}
]
}