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CVE-2026-69784

Last refreshed2026-10-03

Status: UPDATED  |  Advisory ID: CVE-2026-69784

Key Details

CVECVE-2026-69784
CVSS Score / Version8.8 (High) / CVSS v3.1
Updated2026-09-22
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS Proseattack vector is local; attack complexity is low; privileges required is low; user interaction is none; scope is changed; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected productssee table below
Classified asCWE-416 (Use After Free)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
MicrosoftWindows 11 (version 23H2)
MicrosoftWindows 11 (version 24H2)
MicrosoftWindows 11 (version 25H2)
MicrosoftWindows 11 (version 26H1)
MicrosoftWindows 10 (version 21H2)
MicrosoftWindows 10 (version 22H2)
MicrosoftWindows 10 Version 21H2
MicrosoftWindows 10 Version 22H2
MicrosoftWindows 11 version 23H2
MicrosoftWindows 11 Version 24H2
MicrosoftWindows 11 Version 25H2
MicrosoftWindows 11 version 26H1
SubsystemsCore Infrastructure, EWS Workstation Delivery/Virtualization
SectorsAll Sectors

What to Know

Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.

What to Do

Monitor Microsoft's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-69784
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-69784
Vendor advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69784

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