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Fencer Intel
medium 5.3

CVE-2026-96965 json

Windows Hyper-V Denial of Service Vulnerability

published yesterday modified 17h ago also EUVD-2026-121506

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits
0
none known

Summary

Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally.

Patch / fix

  • Microsoft Windows 10 Version 1607 10.0.14393.9688
  • Microsoft Windows 10 Version 1809 10.0.17763.9487
  • Microsoft Windows 10 Version 21H2 10.0.19044.7846
  • Microsoft Windows 10 Version 22H2 10.0.19045.7846
  • Microsoft Windows 11 version 23H2 10.0.22631.7711
  • Microsoft Windows 11 Version 24H2 10.0.26100.9974
  • Microsoft Windows 11 Version 25H2 10.0.26200.9974
  • Microsoft Windows 11 version 26H1 10.0.28000.3501
  • Microsoft Windows 11 Version 26H2 10.0.26300.9974
  • Microsoft Windows Server 2016 10.0.14393.9688
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.9688
  • Microsoft Windows Server 2019 10.0.17763.9487
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.9487
  • Microsoft Windows Server 2022 10.0.20348.5870
  • Microsoft Windows Server 2025 10.0.26100.33822
  • Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.33822

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
yesterday

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C
CNA 3.1 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/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 23H2
  • Microsoft Windows 11 Version 24H2
  • Microsoft Windows 11 Version 25H2
  • Microsoft Windows 11 version 26H1
  • Microsoft Windows 11 Version 26H2
  • 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 2025
  • Microsoft Windows Server 2025 (Server Core installation)

Classification

Weakness

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.