cloud identity security

  1. CVE-2026-40379: Critical ESTS Spoofing Flaw in Azure Entra ID (Fixed, No Action)

    Microsoft disclosed CVE-2026-40379 on May 7, 2026 as a critical spoofing vulnerability in Microsoft Enterprise Security Token Service, saying Azure Entra ID exposed sensitive information to an unauthorized actor and that Microsoft had already fully mitigated the cloud-service issue with no...