Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Azure Attestation service and Device Health Attestation Service allows an unauthorized attacke…

High CVSS 8.1

CVECVE-2026-66802

First seen2026-08-12 11:15 UTC

Disclosed2026-08-11 17:19 UTC

Last updated2026-08-12 11:15 UTC

Channel statusauto

Summary

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Azure Attestation service and Device Health Attestation Service allows an unauthorized attacker to execute code over a network.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Sources

NVD DATABASE

Original Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66802

Timeline

2026-08-12 nvd_ingest NVD