What’s Vulnerable › Vulnerabilities

CVE-2021-43880: Windows Mobile Device Management Elevation of Privilege Vulnerability

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-15 · updated 2026-06-17

Description

Windows Mobile Device Management Elevation of Privilege Vulnerability

Affected products

• Microsoft Windows 11 version 21H2: all versions
• Microsoft Windows 11 21H2: from 10.0.0 before 10.0.22000.376 — fixed in 10.0.22000.376

How to fix

Upgrade to a fixed version: Microsoft Windows 11 21H2 10.0.22000.376. Check the vendor advisory for mitigations.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43880
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43880

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