7.1
High
CVE-2026-50465 Improper access control in Microsoft Windows DNS allows an authorized attacker to perform tampering locally
Description
Improper access control in Microsoft Windows DNS allows an authorized attacker to perform tampering locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.8875 | 10.0.26100.8875 |
| Windows 11 Version 25H2 10.0 | 10.0.26200.0 → < 10.0.26200.8875 | 10.0.26200.8875 |
| Windows 11 version 26H1 10.0 | 10.0.28000.0 → < 10.0.28000.2525 | 10.0.28000.2525 |
| Windows Server 2025 10.0 | 10.0.26100.0 → < 10.0.26100.33158 | 10.0.26100.33158 |
| Windows Server 2025 (Server Core installation) 10.0 | 10.0.26100.0 → < 10.0.26100.33158 | 10.0.26100.33158 |
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