bool DevToolsUIBindings::IsValidFrontendURL(const GURL& url) {
  if (url.SchemeIs(content::kChromeUIScheme) &&
      url.host() == content::kChromeUITracingHost &&
      !url.has_query() && !url.has_ref()) {
    return true;
  }

  return SanitizeFrontendURL(url).spec() == url.spec();
}

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.