CVE-2026-70097CWE-362

CVE-2026-70097

Medium · published October 13, 2026

CVSS v3.1
5.6
EPSS
0%
Percentile
8.9
In the wild
Unconfirmed
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.

The record
Technical detail
CVSS v3.1
5.6 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00197 · 8.9th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2026-10-13T23:19Z
Affected products (10)
ProductVersionsFixed in
microsoft/windows_11_24h2< 10.0.26100.971110.0.26100.9711
microsoft/windows_11_24h2< 10.0.26100.971110.0.26100.9711
microsoft/windows_11_25h2< 10.0.26200.971110.0.26200.9711
microsoft/windows_11_25h2< 10.0.26200.971110.0.26200.9711
microsoft/windows_11_26h1< 10.0.28000.323110.0.28000.3231
microsoft/windows_11_26h1< 10.0.28000.323110.0.28000.3231
microsoft/windows_11_26h2< 10.0.26300.971110.0.26300.9711
microsoft/windows_11_26h2< 10.0.26300.971110.0.26300.9711
microsoft/windows_server_2022< 10.0.20348.576110.0.20348.5761
microsoft/windows_server_2025< 10.0.26100.3365010.0.26100.33650
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70097 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:33Z
    EPSS moved — → 0%
    epss
  • 13 OCT 18:59Z
    Windows Virtualization-Based Security (VBS) Enclave Spoofing Vulnerability
    cvelistv5
  • 13 OCT 18:59Z
    Windows Virtualization-Based Security (VBS) Enclave Spoofing Vulnerability
    cvelistv5