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

Published Jun 16, 2026
·
Updated

Microsoft Defender Elevation of Privilege Vulnerability

Other sources

Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "RoguePlanet ".

Microsoft

Affected Software

3 affected componentsFixes available
Microsoft Malware Protection Engine
Microsoft Malware Protection Engine
Microsoft Malware Protection Engine<1.1.26060.3008
1.1.26060.3008

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 1.1.26060.3008

Event History

Jun 16, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·06:01 PM
Data Sourced
via MITRE·06:01 PM
DescriptionSeverity
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software
Jul 9, 2026
News Published
via Dark Reading·08:21 PM
News Published
via Dark Reading·08:34 PM
Aug 12, 2026
News Published
via BleepingComputer·10:15 AM
News Published
via BleepingComputer·10:16 AM
Aug 17, 2026
News Published
via BleepingComputer·09:05 AM

Frequently Asked Questions

1

What is the severity of CVE-2026-50656?

The severity of CVE-2026-50656 is rated high, with a CVSS score of 7.8.

2

What type of vulnerability is CVE-2026-50656?

CVE-2026-50656 is an elevation of privilege vulnerability in the Microsoft Malware Protection Engine.

3

How do I fix CVE-2026-50656?

To fix CVE-2026-50656, you should apply the latest security updates provided by Microsoft for the Microsoft Malware Protection Engine.

4

What systems are affected by CVE-2026-50656?

CVE-2026-50656 affects systems running the Microsoft Malware Protection Engine, including Microsoft Defender.

5

What impact can CVE-2026-50656 have on my system?

CVE-2026-50656 can allow an attacker to elevate privileges, potentially leading to unauthorized access and control of the system.

Contact

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