bool DevToolsAgentHost::IsDebuggerAttached(WebContents* web_contents) {
  FrameTreeNode* node =
      static_cast<WebContentsImpl*>(web_contents)->GetFrameTree()->root();
  RenderFrameDevToolsAgentHost* host = node ? FindAgentHost(node) : nullptr;
  return host && host->IsAttached();
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.