CVE-2025-21202 PoC — Windows Recovery Environment Agent Elevation of Privilege Vulnerability

Description

CVE-2025-12101 is a cross-site scripting (XSS) vulnerability impacting Citrix NetScaler ADC and Citrix NetScaler Gateway appliances when configured in certain roles (Gateway, AAA virtual server)

Readme

# CVE-2025-21202-exploit
CVE-2025-12101 is a cross-site scripting (XSS) vulnerability impacting Citrix NetScaler ADC and Citrix NetScaler Gateway appliances when configured in certain roles (Gateway, AAA virtual server)
# CVE-2025-12101 – Reflected XSS Detection Tool  
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A proof-of-concept Python tool for identifying reflected Cross-Site Scripting (XSS) in Citrix NetScaler ADC / Gateway appliances affected by **CVE-2025-12101**.

This script sends a crafted SAMLResponse payload via a raw POST request to `/cgi/logout` and analyzes the server's response for reflected JavaScript code.

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## 🔥 Features

- 🔍 Detects reflection of `<script>alert(1)</script>`
- 📡 Sends raw HTTP request (no external libraries used)
- 🔐 Full HTTPS (SSL/TLS) support
- 🎨 Color-coded CLI output
- 🧪 Optional flag to display **final sent request** and **server response**
- ⚡ Fast — built only on the Python standard library

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## 📦 Installation

Clone the repository:

```bash
git clone https://github.com/yourname/CVE-2025-12101-Scanner.git
cd CVE-2025-12101-Scanner
python3 CVE-2025-12101-Scanner.py -u <url> --show #to show the request and response

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