EUVD-2026-73588
GHSA-hm29-p8cq-jh6c
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Local attack (AV:L), low-privilege local account required (PR:L), integrity-only bypass of MDM policy with no confidentiality or availability impact.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
3DescriptionCVE.org
Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to bypass a security feature locally.
AnalysisAI
Windows Modern Device Management (MDM) exposes a critical function without proper authentication, allowing a local low-privileged attacker to bypass MDM-enforced security policies on enrolled Windows endpoints. Affected versions span Windows 10 (1809 through 22H2), Windows 11 (23H2 through 26H1), Windows Server 2019, 2022, and 2025. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires local access to a Windows endpoint or server that is enrolled in an MDM solution using the Windows Modern Device Management framework. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS base score of 5.5 (Medium) reflects a genuinely constrained threat: exploitation requires local presence on the device (AV:L) and at least low-privilege credentials (PR:L), limiting the attacker pool to insider threats, malware already running on the host, or physical access scenarios. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Patch available per vendor advisory - apply the Microsoft Security Response Center update for CVE-2026-69674, which delivers build-specific fixes across all affected Windows versions as listed in the affected products section. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same technique Authentication Bypass
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External POC / Exploit Code
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