CVE-2026-97002: Microsoft Windows VMSwitch out-of-bounds read privilege escalation

CVE-2026-97002 · Severity: high · CVSS 7.5 · Published 2026-11-10

Windows VMSwitch, a component that manages virtual network switching in Hyper-V environments, contains an out-of-bounds read vulnerability. An authorized attacker with local access can exploit this flaw to escalate their privileges to a higher level of system access, potentially taking full control of the affected system.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2026-97002 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-97002 being exploited in the wild.
How severe is CVE-2026-97002?
High severity, with a CVSS score of 7.5, published 10 November 2026.
Which products and versions are affected?
Microsoft Windows.
Is there a fix for CVE-2026-97002?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-97002 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2026-97002?
Check whether you run Microsoft Windows. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

An out-of-bounds read vulnerability in Windows VMSwitch allows an authorized local attacker to read memory beyond intended buffer boundaries. The vulnerability requires prior authentication or local system access and enables privilege escalation. A patch is available from Microsoft.

Affected products

  • Microsoft Windows

Timeline

  • 2026-11-10: disclosed

References

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