High severity8.1NVD Advisory· Published Aug 11, 2026· Updated Aug 11, 2026

CVE-2026-71331

Description

Integer overflow or wraparound in Microsoft Azure Attestation service and Device Health Attestation Service allows an unauthorized attacker to execute code over a network.

Affected products

Microsoft/Azure Attestation servicellm-fuzzy
Microsoft/Device Health Attestation Servicellm-fuzzy

Patches

Vulnerability mechanics

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-71331nvd

News mentions

Microsoft Patch Tuesday Update August 2026 – 394 Vulnerabilities Fixed, Including 3 Zero-Days
Cyber Security News · Aug 11, 2026

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