CVE-2026-96992: Windows PCI Bus Driver use-after-free privilege escalation

CVE-2026-96992 · Severity: medium · CVSS 6.4 · Published 2026-11-10

A use-after-free vulnerability exists in the Windows PCI Bus Driver, a core Windows system component that manages peripheral hardware communication. An attacker with physical access to a machine can exploit this flaw to gain elevated system privileges, potentially taking complete control of the computer.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2026-96992 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-96992 being exploited in the wild.
How severe is CVE-2026-96992?
Medium severity, with a CVSS score of 6.4, published 10 November 2026.
Which products and versions are affected?
Microsoft Windows <UNKNOWN>.
Is there a fix for CVE-2026-96992?
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-2026-96992 attacked?
It is attacked with physical access or with local access, in an operating system.
Am I affected by CVE-2026-96992?
Check whether you run Microsoft Windows at an affected version. 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

A use-after-free condition in the Windows PCI Bus Driver allows privilege escalation when an attacker with physical access triggers the vulnerable code path. The attack requires local system access and physical interaction with the hardware interface. Successful exploitation results in system-level privilege elevation.

Affected products

  • Microsoft Windows <UNKNOWN>

Timeline

  • 2026-11-10: disclosed

References

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