CVE-2025-50161

HIGH

Microsoft Windows Win32K - Heap-based Buffer Overflow in GRFX

Title source: llm
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 7.3
EPSS 0.0011
EPSS Percentile 29.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/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 (17)
microsoft/windows_10_1507 < 10.0.10240.21100 (2 CPE variants)
microsoft/windows_10_1607 < 10.0.14393.8330 (2 CPE variants)
microsoft/windows_10_1809 < 10.0.17763.7678 (2 CPE variants)
microsoft/windows_10_21h2 < 10.0.19044.6216
microsoft/windows_10_22h2 < 10.0.19045.6216
microsoft/windows_11_22h2 < 10.0.22621.5768
microsoft/windows_11_23h2 < 10.0.22631.5768
microsoft/windows_11_24h2 < 10.0.26100.4851
microsoft/windows_server_2008 (2 CPE variants)
microsoft/windows_server_2008 r2 sp1
... and 7 more
Published Aug 12, 2025
Tracked Since Feb 18, 2026