CVE-2026-97015: Windows BitLocker heap buffer overflow with physical attack

CVE-2026-97015 · Severity: medium · CVSS 6.8 · Published 2026-11-10

Windows BitLocker is Microsoft's encryption feature that protects data on storage drives. A heap-based buffer overflow vulnerability allows an attacker with physical access to a device to bypass BitLocker's security protections and potentially access encrypted data. This primarily affects systems that may be left unattended or stolen.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2026-97015 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-97015 being exploited in the wild.
How severe is CVE-2026-97015?
Medium severity, with a CVSS score of 6.8, published 10 November 2026.
Which products and versions are affected?
Microsoft Windows.
Is there a fix for CVE-2026-97015?
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-2026-97015 attacked?
It is attacked with physical access, in an operating system.
Am I affected by CVE-2026-97015?
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

A heap-based buffer overflow exists in Windows BitLocker that can be triggered by a physical attack vector. The vulnerability allows an unauthorized attacker to bypass the BitLocker security feature. Exploitation requires physical device access.

Affected products

  • Microsoft Windows

Timeline

  • 2026-11-10: disclosed

References

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