CVE-2026-70097

What it is

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to perform spoofing locally.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. High risk of data tampering.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-10-13 19:19 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-10-21 15:14 UTC Last updatedMost recent change to the record

Details

Published

2026-10-13 19:19 UTC

Last modified

2026-10-21 15:14 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-362 · Race condition

Record status

Analyzed

Affected

• Microsoft Windows 11 24h2 < 10.0.26100.9711
• Microsoft Windows 11 25h2 < 10.0.26200.9711
• Microsoft Windows 11 26h1 < 10.0.28000.3231
• Microsoft Windows 11 26h2 < 10.0.26300.9711
• Microsoft Windows Server 2022 < 10.0.20348.5761
• Microsoft Windows Server 2025 < 10.0.26100.33650

Attack profile CVSS 3.1 · 5.6

Attack vector

Local

Complexity

High

Privileges needed

Low

User interaction

None

Scope

Changed

Confidentiality

None

Integrity

High

Availability

None