CVE-2026-47072: Improper Neutralization of CRLF Sequences

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in benoitc hackney allows HTTP Request/Response Splitting. The WebSocket upgrade code in src/hackneyws.erl copies the host, path, headers ExtraHeaders, and protocols options from the caller-supplied opts map into the interna...

CVE-2026-47073: Uncontrolled Resource Consumption

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. The WebSocket client in src/hackneyws.erl imposes no upper bound on memory consumption in three code paths. First, readhandshakeresponse/3 accumulates received bytes into a growing buffer with n...