diff --git a/backend/package.json b/backend/package.json
index 37ec738..2edc3e7 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.19.90",
+  "version": "2.19.91",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "scripts": {
diff --git a/backend/src/restful/index.js b/backend/src/restful/index.js
index 7ad7ea3..461e525 100644
--- a/backend/src/restful/index.js
+++ b/backend/src/restful/index.js
@@ -97,7 +97,7 @@ export default function serve() {
                     staticFileMiddleware(req, res, next);
                     return;
                 }
-                res.status(403).end('Forbbiden');
+                res.status(404).end();
                 return;
             });
         }
diff --git a/backend/src/restful/response.js b/backend/src/restful/response.js
index 4ded891..fee9c03 100644
--- a/backend/src/restful/response.js
+++ b/backend/src/restful/response.js
@@ -12,7 +12,9 @@ export function failed(resp, error, statusCode) {
             code: error.code,
             type: error.type,
             message: error.message,
-            details: error.details,
+            details: resp.req?.route?.path?.startsWith('/share/')
+                ? '详情请查看日志'
+                : error.details,
         },
     });
 }
diff --git a/backend/src/vendor/express.js b/backend/src/vendor/express.js
index fa7b99b..c931d2b 100644
--- a/backend/src/vendor/express.js
+++ b/backend/src/vendor/express.js
@@ -36,6 +36,9 @@ export default function express({ substore: $, port, host }) {
 
         // adapter
         app.start = () => {
+            app.get('*', function (req, res) {
+                res.status(404).end();
+            });
             const listener = app.listen(port, host, () => {
                 const { address, port } = listener.address();
                 $.info(`[BACKEND] listening on ${address}:${port}`);