bool ShouldPropagateUserActivation(const url::Origin& previous_origin,
                                   const url::Origin& new_origin) {
  if ((previous_origin.scheme() != "http" &&
       previous_origin.scheme() != "https") ||
      (new_origin.scheme() != "http" && new_origin.scheme() != "https")) {
    return false;
  }

  if (previous_origin.host() == new_origin.host())
    return true;

  std::string previous_domain =
      net::registry_controlled_domains::GetDomainAndRegistry(
          previous_origin.host(),
          net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
  std::string new_domain =
      net::registry_controlled_domains::GetDomainAndRegistry(
          new_origin.host(),
          net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
  return !previous_domain.empty() && previous_domain == new_domain;
}

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.