The llhttp parser <v14.20.1, <v16.17.1 and <v18.9.1 in the http module in Node.js does not strictly use the CRLF sequence to delimit HTTP requests. This can lead to HTTP Request Smuggling (HRS).
| Product | Vendor | Version |
|---|---|---|
| Node | NodeJS | versions 4.32 through 5.37 |