Require explicit transfer-encoding: chunked for said parsing to begin

src/HttpParser.h

@@ -305,7 +305,8 @@ private:
                         consumedTotal += emittable;
                     }
                 } else {
-                    /* We are not GET and we have no content-length, so assume transfer-encoding: chunked */
+                    /* We are not GET and we have no content-length */
+                    if (req->getHeader("transfer-encoding").find("chunked") != std::string_view::npos) {
                         remainingStreamingBytes = STATE_IS_CHUNKED;
                         /* If consume minimally, we do not want to consume anything but we want to mark this as being chunked */
                         if (!CONSUME_MINIMALLY) {
@@ -319,6 +320,10 @@ private:
                             length = (unsigned int) dataToConsume.length();
                             consumedTotal += consumed;
                         }
+                    } else {
+                        /* We have no content-length and no transfer-encoding: chunked */
+                        dataHandler(user, {}, true);
+                    }
                 }
             } else {
                 /* Still emit an empty data chunk to signal no data */