CVE-2026-69741

MEDIUMCVSS 5.5/10

Last modified

CVE-2026-69741 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information locally..

Description

Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information locally.

Metrics

Weakness Enumeration

Affected Software

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

VendorProductVersions
MicrosoftWindows 10 Version 21H2>= 10.0.19044.0, < 10.0.19044.7725
MicrosoftWindows 10 Version 22H2>= 10.0.19045.0, < 10.0.19045.7725
MicrosoftWindows 11 version 23H2>= 10.0.22631.0, < 10.0.22631.7582
MicrosoftWindows 11 Version 23H2>= 10.0.22631.0, < 10.0.22631.7582
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.9445
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.9445
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.2954
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5622
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.33438
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.33438

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-69741?
Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information locally.
How severe is CVE-2026-69741?
CVE-2026-69741 has a CVSS score of 5.5/10 (MEDIUM severity).
How do I fix CVE-2026-69741?
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.

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Source: NVD / NIST