CVE-2026-26170 Microsoft PowerShell本地提权漏洞

# PoC for CVE-2026-26170 (Simulation) # This script demonstrates the concept of the input validation flaw. # Note: Actual exploit code requires specific vulnerable environment. function Invoke-CVE202626170 { param ( [string]$MaliciousInput ) # Simulating the improper input validation vulnerability # In a real scenario, this input would trigger a logic flow leading to privilege escalation. Write-Host "Attempting to exploit input validation flaw..." # Hypothetical vulnerable API call # [VulnerableNamespace.VulnerableClass]::Execute($MaliciousInput) # For demonstration, we assume the input triggers a privileged action if ($MaliciousInput -eq "Escalate") { Write-Host "Privileges escalated (Simulated)." # In a real exploit, this would spawn a shell as SYSTEM/Administrator } } # Execute the PoC Invoke-CVE202626170 -MaliciousInput "Escalate"