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CVE-2026-41615— Microsoft Authenticator Information Disclosure Vulnerability

Quick assessment

Affected
Microsoft Microsoft Authenticator for Android
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Authenticator是美国微软（Microsoft）公司的一款用于多因素身份验证（MFA）的应用程序。 Microsoft Authenticator存在信息泄露漏洞，该漏洞源于敏感信息泄露给未授权参与者，可能导致未经授权的攻击者通过网络泄露信息。

CVSS 9.6 · Critical EPSS 1.07% · P63

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 2

VendorProduct Version RangeStatus
Microsoft Microsoft Authenticator for Android 6.0.0< 6.2605.2973 affected
Microsoft Microsoft Authenticator for IOS 6.0.0< 6.8.47 affected
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I. Basic Information for CVE-2026-41615

Vulnerability Information
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Vulnerability Title
Microsoft Authenticator Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Exposure of sensitive information to an unauthorized actor in Microsoft Authenticator allows an unauthorized attacker to disclose information over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Authenticator 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Authenticator是美国微软（Microsoft）公司的一款用于多因素身份验证（MFA）的应用程序。 Microsoft Authenticator存在信息泄露漏洞，该漏洞源于敏感信息泄露给未授权参与者，可能导致未经授权的攻击者通过网络泄露信息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Microsoft Authenticator for Android 6.0.0 ~ 6.2605.2973 -
Microsoft Microsoft Authenticator for IOS 6.0.0 ~ 6.8.47 -

II. Public POCs for CVE-2026-41615

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III. Intelligence Information for CVE-2026-41615

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Vendor Advisories for CVE-2026-41615 (1)

Same Patch Batch · Microsoft · 2026-05-14 · 3 CVEs total

CVE-2026-42897 8.1 HIGH Microsoft Exchange Server Spoofing Vulnerability
CVE-2026-44503 Kiota abstractions RedirectHandler leaks Cookie/Proxy-Authorization headers on cross-host

IV. Related Vulnerabilities

Same product: Microsoft Authenticator for Android
Same vendor: Microsoft
Same weakness: CWE-200

V. Comments for CVE-2026-41615

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