Create qhelp example

Author: jorgectf

python/ql/src/experimental/Security/CWE-113/header_injection.py

@@ -0,0 +1,9 @@
+from flask import Response, request, Flask, make_response
+
+
+@app.route("/flask_Response")
+def flask_Response():
+    rfs_header = request.args["rfs_header"]
+    response = Response()
+    response.headers['HeaderName'] = rfs_header
+    return response