> For the complete documentation index, see [llms.txt](https://ninjia.gitbook.io/secskill/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ninjia.gitbook.io/secskill/serve.md).

# 2.中间件漏洞

记录一些常见的中间件漏洞，并给出修复方案。