CVE-2026-50656: Microsoft Defender Elevation of Privilege Vulnerability

Overview

Severity
High (CVSS 7.8)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C
Category
Elevation of Privilege
Exploit Status
Not Exploited
Exploitation Likelihood
More Likely
Publicly Disclosed
Yes
Patch Tuesday
2026-Jun
Released
2026-06-17

Description

Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender. We are working to provide a high quality security update that addresses this vulnerability. This CVE will be update when the update is available.

Affected Products (1)

System Center

  • Microsoft Malware Protection Engine

Revision History

  • 2026-06-17: Information published.