CVE-2026-83642(microsoft / windows_10_1607)

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Access of resource using incompatible type ('type confusion') in DNS Server allows an unauthorized attacker to execute code over a network.

microsoft CVEs Back to dashboard

0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83642

Weakness type (CWE)

CWE-843

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

windows_10_1607
windows_10_1809
windows_10_21h2
windows_10_22h2

Threat summary

1 mentions across 1 observed day

What's happening

1 total mentions across 1 day

Affected systems

Vendors

microsoft

Products

windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_11_26h2windows_server_2012

2 versions affected across 14 products

Deep dive

Activity timeline1 mentions / 1d

Referenced assets1 URL

By indicator

https://vulnipulse.com/advisories/microsoft-cve-2026-83642

Full discourse1 post

VulniPulse@vulnipulse23h
CVE advisory: CVE-2026-83642 - microsoft: Windows Domain Name Service Remote Code Execution Vulnerability. https://vulnipulse.com/advisories/microsoft-cve-2026-83642 #CVE #CyberSecurity #Microsoft #WindowsServer
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CPE platform detail26 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

26 of 26 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	microsoft	windows_10_1607	-	-	x64
OS	microsoft	windows_10_1607	-	-	x86
OS	microsoft	windows_10_1809	-	-	x64
OS	microsoft	windows_10_1809	-	-	x86
OS	microsoft	windows_10_21h2	-	-	arm64
OS	microsoft	windows_10_21h2	-	-	x64
OS	microsoft	windows_10_21h2	-	-	x86
OS	microsoft	windows_10_22h2	-	-	arm64
OS	microsoft	windows_10_22h2	-	-	x64
OS	microsoft	windows_10_22h2	-	-	x86
OS	microsoft	windows_11_23h2	-	-	arm64
OS	microsoft	windows_11_23h2	-	-	x64
OS	microsoft	windows_11_24h2	-	-	arm64
OS	microsoft	windows_11_24h2	-	-	x64
OS	microsoft	windows_11_25h2	-	-	arm64
OS	microsoft	windows_11_25h2	-	-	x64
OS	microsoft	windows_11_26h1	-	-	arm64
OS	microsoft	windows_11_26h1	-	-	x64
OS	microsoft	windows_11_26h2	-	-	arm64
OS	microsoft	windows_11_26h2	-	-	x64
OS	microsoft	windows_server_2012	-	-	-
OS	microsoft	windows_server_2012	r2	-	-
OS	microsoft	windows_server_2016	-	-	-
OS	microsoft	windows_server_2019	-	-	-
OS	microsoft	windows_server_2022	-	-	x64
OS	microsoft	windows_server_2025	-	-	x64

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