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Fencer Intel
high 7.0

CVE-2026-23668 json

Windows Graphics Component Elevation of Privilege Vulnerability

published 7mo ago modified 4mo ago also EUVD-2026-10588

cvss
7.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

Patch / fix

  • Microsoft Windows 10 Version 1607 10.0.14393.8957
  • Microsoft Windows 10 Version 1809 10.0.17763.8511
  • Microsoft Windows 10 Version 21H2 10.0.19044.7058
  • Microsoft Windows 10 Version 22H2 10.0.19045.7058
  • Microsoft Windows 11 version 22H3 10.0.22631.6783
  • Microsoft Windows 11 Version 23H2 10.0.22631.6783
  • Microsoft Windows Server 2012 6.2.9200.25973
  • Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.25973
  • Microsoft Windows Server 2012 R2 6.3.9600.23074
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.23074
  • Microsoft Windows Server 2016 10.0.14393.8957
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.8957
  • Microsoft Windows Server 2019 10.0.17763.8511
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.8511
  • Microsoft Windows Server 2022 10.0.20348.4893
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.2207

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
8mo ago

Exploit prediction

3.87% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Microsoft Windows 10 Version 1607
  • Microsoft Windows 10 Version 1809
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 10 Version 22H2
  • Microsoft Windows 11 version 22H3
  • Microsoft Windows 11 Version 23H2
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 (Server Core installation)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (Server Core installation)
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server 2022
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.