CVE-2026-45641
What it is
Access of resource using incompatible type ('type confusion') in Windows Hyper-V allows an unauthorized attacker to execute code locally.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Weakness
- CWE-843
- Record status
- Modified
Affected
- Microsoft Windows 10 21h2 < 10.0.19044.7417
- Microsoft Windows 10 22h2 < 10.0.19045.7417
- Microsoft Windows 11 23h2 < 10.0.22631.7219
- Microsoft Windows 11 24h2 < 10.0.26100.8655
- Microsoft Windows 11 25h2 < 10.0.26200.8655
- Microsoft Windows 11 26h1 < 10.0.28000.2269
- Microsoft Windows Server 2022 < 10.0.20348.5256
- Microsoft Windows Server 2025 < 10.0.26100.32995
Attack profile CVSS 3.1 · 8.4
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
