The following code is for security research and authorized testing only.
python
# Conceptual PoC for CVE-2026-21009
# This demonstrates the logic flaw in checking exceptional conditions.
def check_app_pinning_status(is_pinned, exceptional_condition):
# Vulnerable logic: fails to check 'exceptional_condition' properly
if is_pinned:
# The system should block access here, but an exception bypasses this
if exceptional_condition:
print("[!] Exception triggered, bypassing pinning check...")
return False # Bypass successful
return True # Pinning active
return False
# Simulation
print("--- Simulating Attack ---")
# Attacker physically triggers an exception in Recents
pinning_active = check_app_pinning_status(is_pinned=True, exceptional_condition=True)
if not pinning_active:
print("[+] App Pinning Bypassed! Attacker gains access to other apps.")
else:
print("[-] Attack failed: App Pinning is still active.")