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CVE-2025-30388
HIGH
CVSS: 7.8
Published: 2025-05-13
Modified: 2026-06-17
Description
Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
Affected Platforms
Microsoft 365 CopilotMicrosoft Windows Server 2016Microsoft Windows 10 21H2Microsoft Windows 11 24H2Microsoft Windows Server 2019Microsoft Office Long Term Servicing ChannelMicrosoft Windows 10 22H2Microsoft Windows Server 2025Microsoft Windows Server 2008Microsoft Windows Server 2022
Weakness Type
CWE-122, CWE-787