CVE-2026-26123 — MEDIUM (5.5)

Q: What is CVE-2026-26123?

CVE-2026-26123 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally.

Q: How severe is CVE-2026-26123?

CVE-2026-26123 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-26123?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Authenticator.

Vulnerability Description

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

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Microsoft	Authenticator	< 6.8.40

Related Weaknesses (CWE)

CWE-939

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26123Vendor Advisory

FAQ

What is CVE-2026-26123?

CVE-2026-26123 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally.

How severe is CVE-2026-26123?

CVE-2026-26123 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-26123?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Authenticator.