Recorded 15 Oct 2026 at 21:30 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position.
See the latest record.
The historical field “Public exploit code” recorded Nuclei detection-template membership. It did not establish exploit availability. The original recorded fields remain below.
The historical “Publicly disclosed: No” field could represent a missing MSRC assessment. It does not establish that the vulnerability was undisclosed. The original recorded fields remain below.
CVEMicrosoft Security Response Center
Windows DNS Remote Code Execution Vulnerability
Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.
Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation), Windows Server 2016, Windows Server 2016 (Server Core installation), Windows Server 2019, Windows Server 2019 (Server Core installation), Windows Server 2022, Windows Server 2022 (Server Core installation), Windows Server 2025, Windows Server 2025 (Server Core installation)
Updates that fix it
KB5122871: Windows Server 2025, Windows Server 2025 (Server Core installation) (restart required); KB5122876: Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation) (restart required); KB5122882: Windows Server 2022, Windows Server 2022 (Server Core installation) (restart required); KB5123065: Windows Server 2012, Windows Server 2012 (Server Core installation) (restart required); KB5123066: Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation) (restart required); KB5123099: Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016, Windows Server 2016 (Server Core installation) (restart required)
CISA KEV
Not listed in the collected catalog
EPSS
0.7%; scored 15 Oct 2026
Public exploit code
No Nuclei template listed
Published
8 Sep 2026 07:00 UTC
Last revised
9 Oct 2026 07:00 UTC
Revision note
Updated an acknowledgement. This is an informational change only.