CVE-2026-96909

CRITICALCVSS 9.8/10

Last modified

CVE-2026-96909 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network..

Description

Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
MicrosoftWindows 11 version 23H2>= 10.0.22631.0, < 10.0.22631.7652
MicrosoftWindows 11 Version 23H2>= 10.0.22631.0, < 10.0.22631.7652
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.9711
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.9711
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.3231
MicrosoftWindows 11 Version 26H2>= 10.0.26300.0, < 10.0.26300.9711
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5761
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.33650
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.33650

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-96909?
Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network.
How severe is CVE-2026-96909?
CVE-2026-96909 has a CVSS score of 9.8/10 (CRITICAL severity).
How do I fix CVE-2026-96909?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

Related CVEs from 2026

Are you affected by CVE-2026-96909?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST