CVE-2026-109463

Vendor

Microsoft

Product

Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2, Windows 10 Version 22H2

CVSS v3.1

8.8 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness

CWE-502

Exposure class

Operating system

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

1. 42
   CVE NVD 2h ago

   Deserialization of untrusted data in Windows DNS allows an unauthorized attacker to execute code over a network.

   Deserialization of untrusted data in Windows DNS allows an unauthorized attacker to execute code over a network.

   CVSS 8.8 CVE-2026-109463 Microsoft
2. 29
   Advisory MSRC 5h ago

   Windows DNS Remote Code Execution Vulnerability

   Deserialization of untrusted data in Windows DNS allows an unauthorized attacker to execute code over a network.

   CVE-2026-109463 Microsoft