diff --git a/src/mock/index.js b/src/mock/index.js
index 86af00fa..f266338a 100644
--- a/src/mock/index.js
+++ b/src/mock/index.js
@@ -1,5 +1,10 @@
 import Mock from 'mockjs'
 
+// 补丁 解决 mock.js 影响 Cookie 携带
+import MockCookie from './plugin/mock-cookie'
+
+MockCookie(Mock)
+
 // 导入所有的接口
 const req = context => context.keys().map(context)
 req(require.context('./api/', true, /\.js$/))
diff --git a/src/mock/plugin/mock-cookie/index.js b/src/mock/plugin/mock-cookie/index.js
new file mode 100644
index 00000000..0c101283
--- /dev/null
+++ b/src/mock/plugin/mock-cookie/index.js
@@ -0,0 +1,10 @@
+export default function (Mock) {
+  // 解决 Mock 情况下，携带 withCredentials = true，且未被拦截的跨域请求丢失 Cookies 的问题
+  Mock.XHR.prototype.proxy_send = Mock.XHR.prototype.send
+  Mock.XHR.prototype.send = function () {
+    if (this.custom.xhr) {
+      this.custom.xhr.withCredentials = this.withCredentials || false
+    }
+    this.proxy_send(...arguments)
+  }
+}