CVE-2026-23655: Microsoft Confidential Sidecar Containers

Medium severity, CVSS 6.5. EPSS: 1% chance of exploitation in the next 30 days.

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

Affected products

• Microsoft Confidential Sidecar Containers: before 2.12 (fixed in 2.12)

Published 2026-02-10. Last modified 2026-06-17.