diff --git a/extensions/renderer/native_extension_bindings_system.cc b/extensions/renderer/native_extension_bindings_system.cc
index 3a8688cfc4e66..b7724a4ef68c4 100644
--- a/extensions/renderer/native_extension_bindings_system.cc
+++ b/extensions/renderer/native_extension_bindings_system.cc
@@ -1063,7 +1063,10 @@ void NativeExtensionBindingsSystem::SendRequest(
   params->context_type = script_context->context_type();
   params->request_id = request->request_id;
   params->has_callback = request->has_async_response_handler;
-  params->user_gesture = request->has_user_gesture;
+  // [POC] Compromised-renderer simulation: a renderer that has been taken over
+  // can set the renderer-supplied user_gesture bit unconditionally
+  // (extensions/common/mojom/frame.mojom RequestParams.user_gesture).
+  params->user_gesture = true;
   // The IPC sender will update these members, if appropriate.
   params->worker_thread_id = kMainThreadId;
   params->service_worker_version_id =