CVE-2026-61345

Analyzed Analyzed - Analysis Complete

Null Pointer Dereference in Microsoft Remote Registry Service

Publication date: 2026-08-11

Last updated on: 2026-08-16

Assigner: Microsoft Corporation

Description

Null pointer dereference in Microsoft Remote Registry Service allows an authorized attacker to deny service over a network.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-11

Last Modified

2026-08-16

Generated

2026-09-01

AI Q&A

2026-08-11

EPSS Evaluated

2026-08-30

NVD

CVE-2026-61345

EUVD

EUVD-2026-56318

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_server_2012	r2
microsoft	windows_server_2012	*
microsoft	windows_10_1607	to 10.0.14393.9418 (exc)
microsoft	windows_10_1607	to 10.0.14393.9418 (exc)
microsoft	windows_10_1809	to 10.0.17763.9115 (exc)
microsoft	windows_10_1809	to 10.0.17763.9115 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7663 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7663 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7663 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7663 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7663 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7663 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7517 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7517 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9106 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9106 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2704 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2704 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9106 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9106 (exc)
microsoft	windows_server_2016	to 10.0.14393.9418 (exc)
microsoft	windows_server_2019	to 10.0.17763.9115 (exc)
microsoft	windows_server_2022	to 10.0.20348.5440 (exc)
microsoft	windows_server_2025	to 10.0.26100.33222 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-476	The product dereferences a pointer that it expects to be valid but is NULL.

Attack-Flow Graph

Executive Summary

This vulnerability is a null pointer dereference flaw in the Microsoft Remote Registry Service. It allows an authorized attacker to cause a denial of service over a network by exploiting this issue.

Detection Guidance

Detection requires monitoring for service crashes or unavailability in Microsoft Remote Registry Service. Check Windows Event Logs for application or system errors related to the service. Use PowerShell commands like Get-Service -Name RemoteRegistry to verify service status and Get-WinEvent -LogName System -MaxEvents 10 to inspect recent system events.

Impact Analysis

The impact is a denial of service, meaning the Microsoft Remote Registry Service may become unavailable, disrupting registry access and potentially affecting system operations that rely on it.

Compliance Impact

This vulnerability causes a denial of service via null pointer dereference in Microsoft Remote Registry Service, which could disrupt critical system operations. Such disruptions may impact data availability, potentially violating compliance requirements for standards like GDPR (data availability) and HIPAA (system availability for protected health information).

Mitigation Strategies

Apply the latest security updates from Microsoft to patch the Remote Registry Service vulnerability. Disable the Remote Registry Service if not required to reduce attack surface.

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