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Vulnerabilities

Vulnerability · CVE-2026-80097

Microsoft Authenticator Elevation of Privilege Vulnerability

Published Sep 8, 2026 · catalog updated Oct 14, 2026 · Microsoft Microsoft Authenticator for Android

Last checked Oct 27, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-80097. EPSS is 0.53%. Act only if a listed version of Microsoft Microsoft Authenticator for Android is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.53%
Remediation
Advisory link
Affected products
vendor Microsoft Microsoft Authenticator for Android

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

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Microsoft Microsoft Authenticator for Androidversion unspecified

How to fix CVE-2026-80097

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-80097. EPSS is 0.53%. Act only if a listed version of Microsoft Microsoft Authenticator for Android is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-287: Improper Authentication. EPSS 0.53%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 14, 2026 · CVE.org

    Updated

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

  2. Oct 26, 2026 · BSI CERT-Bund

    Detected

    CVE-2026-80097 is listed by Microsoft Apps: Mehrere Schwachstellen ermöglichen Privilegieneskalation.

Sources

  • BSI CERT-BundGovernment advisoryCVE-2026-80097

    Microsoft Apps: Mehrere Schwachstellen ermöglichen Privilegieneskalation

    wid.cert-bund.de
  • CVE.orgVulnerability recordCVE-2026-80097

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

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-80097

    30-day exploitation probability 0.53%

    first.org

References

Freshness

Last verified in this catalog Oct 27, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 27, 2026
  • CVE.orgOct 26, 2026
  • BSI CERT-BundOct 26, 2026