CVE-2026-69406: Windows Kernel Information Disclosure Vulnerability
Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized attacker to disclose information locally.
Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69406
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-69406 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
Recent advisories for Windows Kernel Information
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- mediumCVE-2026-70290: Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker …nvd · 2026-09-08
- mediumCVE-2026-69723: Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel a…nvd · 2026-09-08
- mediumCVE-2026-69406: Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel a…nvd · 2026-09-08
- mediumCVE-2026-69723: Windows Kernel Information Disclosure Vulnerabilitymsrc · 2026-09-08
- mediumCVE-2026-50475: Buffer over-read in Windows Kernel allows an authorized attacker to disclose information local…nvd · 2026-07-14
- highCVE-2026-50463: Out-of-bounds read in Windows Kernel allows an unauthorized attacker to disclose information o…nvd · 2026-07-14
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