CVE-2026-69674

Analyzed Analyzed - Analysis Complete

Missing Authentication Bypass in Windows MDM

Publication date: 2026-09-08

Last updated on: 2026-09-22

Assigner: Microsoft Corporation

Description

Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to bypass a security feature locally.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-08

Last Modified

2026-09-22

Generated

2026-09-29

AI Q&A

2026-09-10

EPSS Evaluated

2026-09-27

NVD

CVE-2026-69674

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_10_1809	to 10.0.17763.9245 (exc)
microsoft	windows_10_1809	to 10.0.17763.9245 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7725 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7725 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7725 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7725 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7725 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7725 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7582 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7582 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9445 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9445 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9445 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9445 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2954 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2954 (exc)
microsoft	windows_server_2025	to 10.0.26100.33438 (exc)
microsoft	windows_server_2019	to 10.0.17763.9245 (exc)
microsoft	windows_server_2022	to 10.0.20348.5622 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Attack-Flow Graph

Executive Summary

This vulnerability involves missing authentication for a critical function in Windows Modern Device Management (MDM). An authorized attacker can bypass a security feature locally by exploiting this flaw.

Impact Analysis

An attacker could gain unauthorized access to sensitive system functions or data on affected systems. This may allow them to install malicious software, modify system settings, or steal information.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, potentially violating GDPR or HIPAA requirements for data protection and access controls.

Mitigation Strategies

Apply the latest security updates from Microsoft for Windows Modern Device Management (MDM) to address the missing authentication issue. Ensure all systems are updated promptly to prevent unauthorized local access.

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