What is CVE-2025-59246?

CVE-2025-59246 is a critical-severity vulnerability in Microsoft Entra, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-10-09.

How severe is CVE-2025-59246?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-59246 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Microsoft Entra

CVE-2025-59246

Azure Entra ID Elevation of Privilege Vulnerability

Vulnerability class: Broken Authentication

EPSS: 0.002 (46.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Entra

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

References

Azure Entra ID Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-59246?: CVE-2025-59246 is a critical-severity vulnerability in Microsoft Entra, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-10-09.
How severe is CVE-2025-59246?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-59246 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.