diff --git a/web/hwlab-cloud-web/src/stores/auth.ts b/web/hwlab-cloud-web/src/stores/auth.ts
index b3fcda5c..741ae114 100644
--- a/web/hwlab-cloud-web/src/stores/auth.ts
+++ b/web/hwlab-cloud-web/src/stores/auth.ts
@@ -24,6 +24,13 @@ export const useAuthStore = defineStore("auth", () => {
       document.body.dataset.authState = "authenticated";
       return;
     }
+    const explicitUnauthenticated = current.status === 401 || current.status === 403 || (current.ok && current.data?.authenticated === false);
+    if (!explicitUnauthenticated) {
+      error.value = current.error || "认证状态暂时不可达，保持当前页面并稍后重试。";
+      checked.value = authState.value === "authenticated";
+      document.body.dataset.authState = authState.value === "authenticated" ? "authenticated" : "checking";
+      return;
+    }
     session.value = null;
     authState.value = "login";
     checked.value = true;