CVE-2026-50652: Azure Active Directory Denial of Service Vulnerability

Overview

Severity

High (CVSS 7.5)

CVSS Vector

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

Category

Denial of Service

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Jul

Released

2026-07-14

Description

Deserialization of untrusted data in Azure Active Directory allows an unauthorized attacker to deny service over a network.

Affected Products (1)

Azure

• Azure Active Directory

Security Updates (3)

• Release Notes
• Release Notes
• Release Notes

Acknowledgments

Vandit Aruldas with Microsoft

Revision History

• 2026-07-14: Information published.