void ChromeContentBrowserClient::OverridePageVisibilityState(
    RenderFrameHost* render_frame_host,
    blink::mojom::PageVisibilityState* visibility_state) {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);

  WebContents* web_contents =
      WebContents::FromRenderFrameHost(render_frame_host);
  DCHECK(web_contents);

  prerender::PrerenderManager* prerender_manager =
      prerender::PrerenderManagerFactory::GetForBrowserContext(
          web_contents->GetBrowserContext());
  if (prerender_manager &&
      prerender_manager->IsWebContentsPrerendering(web_contents, nullptr)) {
    *visibility_state = blink::mojom::PageVisibilityState::kPrerender;
  }
}

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