What’s Vulnerable › Vulnerabilities

CVE-2026-41615: Microsoft Authenticator Information Disclosure Vulnerability

• Severity: high (CVSS 7.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-14 · updated 2026-10-26
• Weakness: CWE-200

Description

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

Affected products

• Microsoft Authenticator for Android: before 6.8.47; before 6.2605.2973 — fixed in 6.8.47, 6.2605.2973
• Microsoft Authenticator for Android: from 6.0.0 before 6.2605.2973 — fixed in 6.2605.2973
• Microsoft Authenticator for IOS: from 6.0.0 before 6.8.47 — fixed in 6.8.47

How to fix

Upgrade to a fixed version: Microsoft Authenticator for Android 6.8.47, 6.2605.2973; Microsoft Authenticator for Android 6.2605.2973; Microsoft Authenticator for IOS 6.8.47. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41615

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