bool ResourceFetcher::resourceNeedsLoad(Resource* resource, const FetchRequest& request, RevalidationPolicy policy)
{
    if (FetchRequest::DeferredByClient == request.defer())
        return false;
    if (policy != Use)
        return true;
    if (resource->stillNeedsLoad())
        return true;
    return request.options().synchronousPolicy == RequestSynchronously && resource->isLoading();
}

This category addresses vulnerabilities caused by flawed access control mechanisms, where incorrect permission settings allow unauthorized users to access restricted resources.