Disclosure summary
Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.
Source-reported weakness categories
CWE-200
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Microsoft Security Updates (CVRF) · 2025-Oct
Open original source · Updated Jan 02, 2026
Windows Kernel Information Disclosure Vulnerability
Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.
Microsoft maximum product score: 5.5
| Vendor | Product / association | Version / bounds |
|---|---|---|
| Microsoft update guide | Windows Server 2019 | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2019 (Server Core installation) | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2022 | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2022 (Server Core installation) | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2025 (Server Core installation) | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2022, 23H2 Edition (Server Core installation) | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2025 | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2016 | (MSRC status code 3) |
| Microsoft update guide | Windows Server 2016 (Server Core installation) | (MSRC status code 3) |
Vendor remediation references
- 5066586 · build 10.0.17763.7919 · product IDs 11571, 11572
- Vendor guidance · product IDs 11571, 11572
- 5066782 · build 10.0.20348.4294 · product IDs 11923, 11924
- Vendor guidance · product IDs 11923, 11924
- 5066835 · build 10.0.26100.6899 · product IDs 12437, 12436
- Vendor guidance · product IDs 12437, 12436
- 5066835 · product IDs 12437, 12436
- 5066780 · build 10.0.25398.1913 · product IDs 12244
- Vendor guidance · product IDs 12244
- 5066836 · build 10.0.14393.8519 · product IDs 10816, 10855
- Vendor guidance · product IDs 10816, 10855
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor advisory
PUBLISHED 2025-10-14T03:00:00-04:00
MODIFIED 2026-01-02T03:00:00-05:00
INGESTED 2026-10-08T12:45:30-04:00