What is CVE-2026-23655?

CVE-2026-23655 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Microsoft ACI Confidential Containers Information Disclosure Vulnerability

Which CVE IDs does CVE-2026-23655 cover?

CVE-2026-23655 covers the following CVE IDs: CVE-2026-23655. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-23655?

CVE-2026-23655 has a CVSS v3 base score of 6.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-23655?

CVE-2026-23655 affects 1 product, including: Microsoft ACI Confidential Containers.

CVE-2026-23655CriticalCVSS 6.5

Microsoft ACI Confidential Containers Information Disclosure Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

February 10, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-23655 →

📋 Description

Cleartext storage of sensitive information in Azure Compute Gallery allows an authorized attacker to disclose information over a network.

🎯 Affected products1

Microsoft ACI Confidential Containers

✅ Remediation

KBRelease Notes (Source Code (.zip)) — fixed build 2.12 KBRelease Notes (Source Code (tar.gz)) — fixed build 2.12

🔗 References (4)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23655
patchhttps://github.com/microsoft/confidential-sidecar-containers/archive/refs/tags/v2.14.zip
referencehttps://github.com/microsoft/confidential-sidecar-containers/releases
patchhttps://github.com/microsoft/confidential-sidecar-containers/archive/refs/tags/v2.14.tar.gz