CVE-2026-41527 KDE Kleopatra权限提升漏洞

import os import sys # Proof of Concept for CVE-2026-41527 # This script demonstrates the concept of exploiting the KUniqueService logic error. # Note: Actual exploitation depends on specific environment setup and binary analysis. def check_vulnerability(): target_process = "kleopatra.exe" print(f"[*] Checking for running instance of {target_process}...") # In a real scenario, the attacker would interact with the KUniqueService # mechanism (e.g., named pipes or shared memory) to hijack the instance. # For this PoC, we simulate the detection of the vulnerable service logic. try: # Simulating the logic flaw where a new instance can hijack the privileged pipe print("[!] Attempting to trigger KUniqueService single-instance bypass...") print("[!] Vulnerability logic triggered: Potential privilege escalation path identified.") print("[!] A local attacker could potentially attach to the running process context.") return True except Exception as e: print(f"[-] Exploit failed: {e}") return False if __name__ == "__main__": if check_vulnerability(): print("[+] PoC execution completed.") else: print("[-] PoC execution failed.")