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CVE-2026-102209

HighCVSS 7.0/10Last modified Oct 20, 2026

Description

Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Vendor	Product	Versions
Microsoft	Windows 11 version 26H1	>= 10.0.28000.0, < 10.0.28000.3231

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-102209Patch, Vendor Advisory

Timeline

Published: Oct 13, 2026
Last modified: Oct 20, 2026
NVD status: Analyzed

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CVE-2026-102209: High severity, CVSS 7.0 | Vulnix