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CVE-2026-69443 Windows Device Health Attestation (DHA) Information Disclosure Vulnerability

Api.Msrc.Microsoft September 8, 2026

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Released: Sep 8, 2026

Please see Common Vulnerability Scoring System for more information on the definition of these metrics.

Out-of-bounds read in Windows Device Health Attestation (DHA) allows an unauthorized attacker to disclose information over a network.

The following table provides an exploitability assessment for this vulnerability at the time of original publication.

What type of information could be disclosed by this vulnerability?

An attacker who successfully exploited this vulnerability could view heap memory from a privileged process running on the server.

What type of information could be disclosed by this vulnerability?

An attacker who successfully exploited this vulnerability could potentially read portions of process memory.

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To determine the support lifecycle for your software, see the Microsoft Support Lifecycle .

Information published.

Extracted Entities