diff --git a/sa-token-doc/doc/_sidebar.md b/sa-token-doc/doc/_sidebar.md
index 21659460..3f214e00 100644
--- a/sa-token-doc/doc/_sidebar.md
+++ b/sa-token-doc/doc/_sidebar.md
@@ -77,6 +77,7 @@
 	- [Session模型详解](/fun/session-model)
 	- [TokenInfo参数详解](/fun/token-info)
 	- [解决反向代理 uri 丢失的问题](/fun/curr-domain)
+	- [解决跨域问题](/fun/cors-filter)
 	- [框架源码所有技术栈](/fun/tech-stack)
 	- [为Sa-Token贡献代码](/fun/git-pr)
 	- [Sa-Token框架掌握度--在线考试](/fun/sa-token-test)
diff --git a/sa-token-doc/doc/fun/cors-filter.md b/sa-token-doc/doc/fun/cors-filter.md
new file mode 100644
index 00000000..cf0b1478
--- /dev/null
+++ b/sa-token-doc/doc/fun/cors-filter.md
@@ -0,0 +1,3 @@
+# 解决跨域问题 
+
+参考：[https://blog.csdn.net/shengzhang_/article/details/119928794](https://blog.csdn.net/shengzhang_/article/details/119928794)