CVE-2025-55226
vulnerability analysis and mitigation

Overview

CVE-2025-55226 is a critical remote code execution vulnerability affecting the Windows Graphics Kernel. The vulnerability was disclosed as part of Microsoft's September 2025 Patch Tuesday security updates (GBHackers, BleepingComputer).

Technical details

The vulnerability is caused by a race condition in the Graphics Kernel that can be exploited for local code execution. It has been rated as Critical severity and requires an authorized attacker to execute arbitrary code on a target machine (GBHackers).

Impact

If successfully exploited, this vulnerability allows an authorized attacker to execute arbitrary code on the target system with elevated privileges through the Windows Graphics Kernel component (GBHackers).

Mitigation and workarounds

Microsoft has released patches for this vulnerability as part of the September 2025 Patch Tuesday security updates. System administrators are strongly urged to apply these security updates promptly to mitigate the risk (GBHackers).

Additional resources


SourceThis report was generated using AI

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