Authenticator CVEs and Security Vulnerabilities

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CVE-2026-80097

Microsoft Authenticator Elevation of Privilege Vulnerability

Improper authentication in Microsoft Authenticator allows an unauthorized attacker to elevate privileges locally.

CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Authenticator Authenticator For Android

CVE-2026-41615

Microsoft Authenticator Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Microsoft Authenticator allows an unauthorized attacker to disclose information over a network.

CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Authenticator Authenticator For Android Authenticator For Ios

CVE-2026-26123

Microsoft Authenticator Information Disclosure Vulnerability

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Authenticator Authenticator For Android Authenticator For Ios

CVE-2024-21390

Microsoft Authenticator Elevation of Privilege Vulnerability

CVSS 3.1 · 7.1 High EPSS 1.3% KEV · Not listed

Vendors

Microsoft

Products

Authenticator

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