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Description

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

PUBLISHED Reserved 2026-02-11 | Published 2026-03-10 | Updated 2026-03-13 | Assigner microsoft




MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Problem types

CWE-939: Improper Authorization in Handler for Custom URL Scheme

Product status

6.0.0 (custom) before 6.2511.7533
affected

6.0.0 (custom) before 6.8.40
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26123 (Microsoft Authenticator Information Disclosure Vulnerability) vendor-advisory patch

cve.org (CVE-2026-26123)

nvd.nist.gov (CVE-2026-26123)

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