Microsoft Microsoft Enterprise Security Token Service (Ests)
1 CVEs affecting Microsoft Microsoft Enterprise Security Token Service (Ests). Latest disclosed: 2026-05-12. Critical: 1, High: 0.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-40379 | Critical | 9.3 | 2026-05-12 | Exposure of sensitive information to an unauthorized actor in Azure Entra ID allows an unauthorized attacker to perform spoofing over a network. |