CVE-2026-20822

high Microsoft
CVSS v3 Base Score
7.8
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score
0.0%
Exploitation probability in 30 days
Top 93% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Published: January 13, 2026 (121 days ago)
Last Modified: January 14, 2026
Vendor: Microsoft

Description

Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

CWE

CWE-416

Affected Products

microsoft windows 10 1607microsoft windows 10 1809microsoft windows 10 21h2microsoft windows 10 22h2microsoft windows 11 23h2microsoft windows 11 24h2microsoft windows 11 25h2microsoft windows server 2016microsoft windows server 2019microsoft windows server 2022

References

🔗 msrc.microsoft.com