A critical vulnerability has been discovered in the Windows Desktop Window Manager (DWM) that could allow attackers to escalate privileges to system level. The flaw, tracked as CVE-2025-55681, resides in the dwmcore.dll component and was disclosed during the TyphoonPWN Windows security competition, where it earned second place recognition. The Vulnerability The vulnerability exists within the CBrushRenderingGraphBuilder::AddEffectBrush function in the DWM […]

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