Oct 2026: Windows Hyper-V Elevation of Privilege Vulnerability
CVE-2026-70023 Published on October 13, 2026
Windows Hyper-V Elevation of Privilege Vulnerability
Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2026-70023 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2026-70023
Want to know whenever a new CVE is published for Microsoft products? stack.watch will email you.
Affected Versions
Microsoft Windows 10 Version 1809:- Version 10.0.17763.0 and below 10.0.17763.9376 is affected.
- Version 10.0.19044.0 and below 10.0.19044.7807 is affected.
- Version 10.0.19045.0 and below 10.0.19044.7807 is affected.
- Version 10.0.22631.0 and below 10.0.22631.7652 is affected.
- Version 10.0.22631.0 and below 10.0.22631.7652 is affected.
- Version 10.0.26100.0 and below 10.0.26100.9711 is affected.
- Version 10.0.26200.0 and below 10.0.26200.9711 is affected.
- Version 10.0.28000.0 and below 10.0.28000.3231 is affected.
- Version 10.0.26300.0 and below 10.0.26300.9711 is affected.
- Version 10.0.17763.0 and below 10.0.17763.9376 is affected.
- Version 10.0.17763.0 and below 10.0.17763.9376 is affected.
- Version 10.0.20348.0 and below 10.0.20348.5761 is affected.
- Version 10.0.26100.0 and below 10.0.26100.33650 is affected.
- Version 10.0.26100.0 and below 10.0.26100.33650 is affected.