Login Request a demo
High severity · published Sep 8, 2026
CVE-2026-69784
Windows Hello Elevation of Privilege Vulnerability
8.8
CVSS
0.3%
EPSS
No
On KEV
Description
Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W1
Windows 10 Version 21H2 · Microsoft
10.0.19044.0 before 10.0.19044.7725 · source: vendor
W1
Windows 10 Version 22H2 · Microsoft
10.0.19045.0 before 10.0.19045.7725 · source: vendor
W1
Windows 11 Version 24H2 · Microsoft
10.0.26100.0 before 10.0.26100.9445 · source: vendor
W1
Windows 11 Version 25H2 · Microsoft
10.0.26200.0 before 10.0.26200.9445 · source: vendor
W1
Windows 11 version 23H2 · Microsoft
10.0.22631.0 before 10.0.22631.7582; 10.0.22631.0 before 10.0.22631.7582 · source: vendor
W1
Windows 11 version 26H1 · Microsoft
10.0.28000.0 before 10.0.28000.2954 · source: vendor
W1
Windows 10 21h2 · Microsoft
before 10.0.19044.7725; before 10.0.19044.7725; before 10.0.19044.7725 · source: NVD
W1
Windows 10 22h2 · Microsoft
before 10.0.19045.7725; before 10.0.19045.7725; before 10.0.19045.7725 · source: NVD
W1
Windows 11 23h2 · Microsoft
before 10.0.22631.7582; before 10.0.22631.7582 · source: NVD
W1
Windows 11 24h2 · Microsoft
before 10.0.26100.9445; before 10.0.26100.9445 · source: NVD
W1
Windows 11 25h2 · Microsoft
before 10.0.26200.9445; before 10.0.26200.9445 · source: NVD
W1
Windows 11 26h1 · Microsoft
before 10.0.28000.2954; before 10.0.28000.2954 · source: NVD
Affected product
W1
Windows 10 Version 21H2
Microsoft
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-69784
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-69784
vendor-advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69784
More from Windows 10 Version 21H2
9.8
CVE-2026-33824
Windows Internet Key Exchange (IKE) Service Extensions Remote Code Execution Vulnerability
8.8
CVE-2026-96951
Windows Shell Security Feature Bypass Vulnerability
8.8
CVE-2026-21510
Windows Shell Security Feature Bypass Vulnerability
8.8
CVE-2026-21513
MSHTML Framework Security Feature Bypass Vulnerability
8.8
CVE-2025-33073
Windows SMB Client Elevation of Privilege Vulnerability