diff --git a/src/app/login/page.tsx b/src/app/login/page.tsx
index 1fb174b..9be5f19 100644
--- a/src/app/login/page.tsx
+++ b/src/app/login/page.tsx
@@ -248,7 +248,7 @@ function LoginPageClient() {
         }
 
         const redirect = searchParams.get('redirect') || '/';
-        router.replace(redirect);
+        window.location.replace(redirect);
       } else {
         // 登录失败，重置Turnstile
         if (siteConfig?.LoginRequireTurnstile && turnstileWidgetId !== null && (window as any).turnstile) {
diff --git a/src/app/oidc-register/page.tsx b/src/app/oidc-register/page.tsx
index 45088db..a1252dd 100644
--- a/src/app/oidc-register/page.tsx
+++ b/src/app/oidc-register/page.tsx
@@ -56,8 +56,8 @@ function OIDCRegisterPageClient() {
       });
 
       if (res.ok) {
-        // 注册成功,跳转到首页
-        router.replace('/');
+        // 注册成功，接口已写入认证 cookie，这里用整页跳转确保权限配置和登录态完全重建
+        window.location.replace('/');
       } else {
         const data = await res.json().catch(() => ({}));
         setError(data.error || '注册失败');