CVE-2026-96866

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Out-of-Bounds Read in Network Device Enrollment Service

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: Microsoft Corporation

Description

Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-10-13

Last Modified

2026-10-13

Generated

2026-10-19

AI Q&A

2026-10-14

EPSS Evaluated

2026-10-18

NVD

CVE-2026-96866

EUVD

EUVD-2026-99776

Affected Vendors & Products

Vendor	Product	Version / Range
Microsoft	Windows	10 Version 1607 10.0.14393.0
Microsoft	Windows	10 Version 1809 10.0.17763.0
Microsoft	Windows	Server 2012 6.2.9200.0
Microsoft	Windows	Server 2012 (Server Core installation) 6.2.9200.0
Microsoft	Windows	Server 2012 R2 6.3.9600.0
Microsoft	Windows	Server 2012 R2 (Server Core installation) 6.3.9600.0
Microsoft	Windows	Server 2016 10.0.14393.0
Microsoft	Windows	Server 2016 (Server Core installation) 10.0.14393.0
Microsoft	Windows	Server 2019 10.0.17763.0
Microsoft	Windows	Server 2019 (Server Core installation) 10.0.17763.0
Microsoft	Windows	Server 2022 10.0.20348.0
Microsoft	Windows	Server 2025 10.0.26100.0
Microsoft	Windows	Server 2025 (Server Core installation) 10.0.26100.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out-of-bounds read flaw in the Network Device Enrollment Service (NDES). It allows an unauthorized attacker to cause a denial of service over a network by exploiting this memory access issue.

Impact Analysis

The impact is a denial of service, meaning affected systems may become unavailable or unresponsive to legitimate users and services over the network.

Compliance Impact

This vulnerability primarily causes denial of service, which may disrupt network services but does not directly affect data confidentiality or integrity. Compliance with GDPR or HIPAA depends on the impact of service disruption rather than the vulnerability itself.

Mitigation Strategies

Apply the latest security updates from Microsoft to address the out-of-bounds read vulnerability in NDES. Monitor Microsoft's update guide for patches and disable NDES if not required.

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