CVE-2024-21390: Microsoft Authenticator

High severity, CVSS 7.1. EPSS: 1.3% chance of exploitation in the next 30 days.

Microsoft Authenticator Elevation of Privilege Vulnerability

Affected products

• Microsoft Authenticator: before 6.2401.0617 (fixed in 6.2401.0617)

Published 2024-03-12. Last modified 2026-06-17.