CVE-2026-77900

CRITICAL

Missing authentication for critical function in Azure App Service allows an unauthorized attacker to execute code over a network.

CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Complexity

LOW

Privileges

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Published: 10/8/2026Modified: 10/10/2026

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