CRITICALCVE-2026-41096Published Modified CNA microsoft
CVE-2026-41096: Windows DNS Client Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network.
Metrics
- CVSS v3.1
- 9.8
- Severity
- CRITICAL
- Fixed in
- 10.0.22631.7079
- Affected Products
- 8
Fix available
10.0.22631.707910.0.25398.233010.0.26100.845710.0.26100.3286010.0.26200.845710.0.28000.2113
Affected packages
- Microsoft / Windows 11 version 22H3< 10.0.22631.7079 (from 10.0.22631.0)
- Microsoft / Windows 11 Version 23H2< 10.0.22631.7079 (from 10.0.22631.0)
- Microsoft / Windows 11 Version 24H2< 10.0.26100.8457 (from 10.0.26100.0)
- Microsoft / Windows 11 Version 25H2< 10.0.26200.8457 (from 10.0.26200.0)
- Microsoft / Windows 11 version 26H1< 10.0.28000.2113 (from 10.0.28000.0)
- Microsoft / Windows Server 2022, 23H2 Edition (Server Core installation)< 10.0.25398.2330 (from 10.0.25398.0)
- Microsoft / Windows Server 2025< 10.0.26100.32860 (from 10.0.26100.0)
- Microsoft / Windows Server 2025 (Server Core installation)< 10.0.26100.32860 (from 10.0.26100.0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C