Dashboard / CVE-2026-69301

CVE-2026-69301

HIGH
MEDIUM Priority: 0.06 BB Relevance: 56/100
Published: 2026-09-08 Modified: 2026-10-31 First seen: 2026-10-30 Status: active

Attack Surface

Network Low Complexity Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: Required
S: Unchanged
C: High
I: High
A: High

Description

Stack-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges over a network.

Weakness Classification (1)

Affected Software (36)

VendorProductVersion
Microsoft Windows 10 Version 1607 10.0.14393.0 < 10.0.14393.9512
Microsoft Windows 10 Version 1607 10.0.14393.0 < 10.0.14393.9512
Microsoft Windows 10 Version 1809 10.0.17763.0 < 10.0.17763.9245
Microsoft Windows 10 Version 1809 10.0.17763.0 < 10.0.17763.9245
Microsoft Windows 10 Version 21H2 10.0.19044.0 < 10.0.19044.7725
Microsoft Windows 10 Version 21H2 10.0.19044.0 < 10.0.19044.7725
Microsoft Windows 10 Version 22H2 10.0.19045.0 < 10.0.19045.7725
Microsoft Windows 10 Version 22H2 10.0.19045.0 < 10.0.19045.7725
Microsoft Windows 11 Version 23H2 10.0.22631.0 < 10.0.22631.7582
Microsoft Windows 11 Version 23H2 10.0.22631.0 < 10.0.22631.7582
Microsoft Windows 11 Version 24H2 10.0.26100.0 < 10.0.26100.9445
Microsoft Windows 11 Version 24H2 10.0.26100.0 < 10.0.26100.9445
Microsoft Windows 11 Version 25H2 10.0.26200.0 < 10.0.26200.9445
Microsoft Windows 11 Version 25H2 10.0.26200.0 < 10.0.26200.9445
Microsoft Windows 11 version 23H2 10.0.22631.0 < 10.0.22631.7582
Microsoft Windows 11 version 23H2 10.0.22631.0 < 10.0.22631.7582
Microsoft Windows 11 version 26H1 10.0.28000.0 < 10.0.28000.2954
Microsoft Windows 11 version 26H1 10.0.28000.0 < 10.0.28000.2954
Microsoft Windows Server 2012 R2 6.3.9600.0 < 6.3.9600.23398
Microsoft Windows Server 2012 R2 6.3.9600.0 < 6.3.9600.23398
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 < 6.3.9600.23398
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 < 6.3.9600.23398
Microsoft Windows Server 2016 10.0.14393.0 < 10.0.14393.9512
Microsoft Windows Server 2016 10.0.14393.0 < 10.0.14393.9512
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 < 10.0.14393.9512
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 < 10.0.14393.9512
Microsoft Windows Server 2019 10.0.17763.0 < 10.0.17763.9245
Microsoft Windows Server 2019 10.0.17763.0 < 10.0.17763.9245
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 < 10.0.17763.9245
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 < 10.0.17763.9245
Showing 30 of 36 entries

References & Advisories (1)

Bug Bounty Relevance

56 / 100
✓ Network accessible
✓ Low complexity

CVSS Score

8.0 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.77%
Raw Score 0.007680
Percentile 55.6%
Date 2026-10-31

EPSS Trend

2026-10-31
0.00768
2026-10-30
0.00768

Intelligence Sources

mitre ref →

External Links