CVE-2025-62458

HIGH

Microsoft Windows 10 1607 < 10.0.14393.8688 - Heap Buffer Overflow

Title source: rule
STIX 2.1

Description

Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0006
EPSS Percentile 18.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-122
Status published
Products (28)
Microsoft/Windows 10 Version 1607 10.0.14393.0 - 10.0.14393.8688
Microsoft/Windows 10 Version 1809 10.0.17763.0 - 10.0.17763.8146
Microsoft/Windows 10 Version 21H2 10.0.19044.0 - 10.0.19044.6691
Microsoft/Windows 10 Version 22H2 10.0.19045.0 - 10.0.19045.6691
Microsoft/Windows 11 version 22H3 10.0.22631.0 - 10.0.22631.6345
Microsoft/Windows 11 Version 23H2 10.0.22631.0 - 10.0.22631.6345
Microsoft/Windows Server 2008 R2 Service Pack 1 6.1.7601.0 - 6.1.7601.28064
Microsoft/Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 - 6.1.7601.28064
Microsoft/Windows Server 2012 6.2.9200.0 - 6.2.9200.25815
Microsoft/Windows Server 2012 (Server Core installation) 6.2.9200.0 - 6.2.9200.25815
... and 18 more
Published Dec 09, 2025
Tracked Since Feb 18, 2026