CVE-2025-21420_POC

Diffing cleanmgr.exe The new version of cleanmgr.exe includes a call to the SetProcessMitigationPolicy function. With MitigationPolicy set to 16, corresponding to ProcessRedirectionTrustPolicy. Combined with Microsoft's description of CWE-59: Improper Link Resolution Before File Access 'Link...

Exploit for Link Following in Microsoft

Diffing cleanmgr.exe The new version of cleanmgr.exe inclu...

Microsoft Windows SilentCleanup Link Following Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the SilentCleanup...

Windows Escalate UAC Protection Bypass Via SilentCleanup Exploit

There's a task in Windows Task Scheduler called "SilentCleanup" which, while it's executed as Users, automatically runs with elevated privileges. When it runs, it executes the file %windir%\system32\cleanmgr.exe. Since it runs as Users, and we can control user's environment variables, %windir%...

Windows Escalate UAC Protection Bypass Via SilentCleanup

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Windows Escalate UAC Protection Bypass Via SilentCleanup', 'Description' = %q There's a task in Windows Task Scheduler called "SilentCleanup"...

Windows Escalate UAC Protection Bypass (Via SilentCleanup)

There's a task in Windows Task Scheduler called "SilentCleanup" which, while it's executed as Users, automatically runs with elevated privileges. When it runs, it executes the file %windir%\system32\cleanmgr.exe. Since it runs as Users, and we can control user's environment variables, %windir%...

Windows UAC Bypass Hack Leaves Systems Open to Malicious DLLs

Researchers have crafted a stealthy new way of bypassing Windows User Account Controls UAC that opens the door to attacks on targeted systems. According researchers, the bypass technique can fly under the radar of security solutions that monitor for this type of circumvention. The UAC bypass...