How HookProbe Detects CVE-2026-33825 (Microsoft Defender)

In the rapidly evolving landscape of cybersecurity, the tools designed to protect us can sometimes become the very vectors used against us. Microsoft Defender, the ubiquitous security solution integrated into Windows environments, has recently been identified as having a significant security flaw: CVE-2026-33825 . This vulnerability, characterized by an insufficient granularity of access control, allows a local attacker to escalate their privileges to SYSTEM level, effectively bypassing the security controls the software is meant to enforce.

At HookProbe , we believe that reactive security is no longer sufficient.…