# Exploit Title: Casdoor 1.901.0 - Cross-Site Request Forgery (CSRF)
# Application: Casdoor
# Version: 1.901.0
# Date: 03/07/2024
# Exploit Author: Van Lam Nguyen
# Vendor Homepage: https://casdoor.org/
# Software Link: https://github.com/casdoor/casdoor/archive/refs/tags/v1.901.0.zip
# Tested on: Windows
# CVE : N/A
Overview
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Casdoor v1.901.0 and below was discovered to contain a Cross-Site Request Forgery (CSRF) in the endpoint /api/set-password.
This vulnerability allows attackers to arbitrarily change the victim user's password via supplying a crafted URL.
Proof of Concept
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Made an unauthorized request to /api/set-password that bypassed the old password entry authentication step
If a user is logged into the Casdoor Webapp at time of execution, a new user will be created in the app with the following credentials
userOwner: built-in
userName: admin
newPassword: hacked