VDB

CVE-2026-69910

CVE-2026-69910 PUBLISHED CVSS 9.8 CRITICAL

Reported by microsoft · Published September 8, 2026

Stack-based buffer overflow in Windows Hyper-V allows an unauthorized attacker to execute code over a network.

Risk Scores

CVSS 3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected Products

VendorProductVersions
MicrosoftWindows 10 Version 160710.0.14393.0
MicrosoftWindows 10 Version 180910.0.17763.0
MicrosoftWindows 10 Version 21H210.0.19044.0
MicrosoftWindows 10 Version 22H210.0.19045.0
MicrosoftWindows 11 version 23H210.0.22631.0
MicrosoftWindows 11 Version 23H210.0.22631.0
MicrosoftWindows 11 Version 24H210.0.26100.0
MicrosoftWindows 11 Version 25H210.0.26200.0
MicrosoftWindows 11 version 26H110.0.28000.0
MicrosoftWindows Server 201610.0.14393.0
MicrosoftWindows Server 2016 (Server Core installation)10.0.14393.0
MicrosoftWindows Server 201910.0.17763.0
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0
MicrosoftWindows Server 202210.0.20348.0
MicrosoftWindows Server 202510.0.26100.0
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0
microsoftwindows_10_160710.0.14393.0
MicrosoftWindows Server 202510.0.26100.0
MicrosoftWindows Server 202210.0.20348.0
MicrosoftWindows Server 201910.0.17763.0

…and 24 more

Timeline

  • Sep 8, 2026 CVE Published
  • Sep 9, 2026 Coalition ESS Score
  • Sep 9, 2026 Security Advisory
  • Sep 9, 2026 CVE Updated

References

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