What is CVE-2025-21415?

CVE-2025-21415 is a critical-severity vulnerability in Microsoft Azure Ai Face Service, classified under Authentication Bypass by Spoofing. CVSS score: 9.9/10. Published 2025-01-29.

How severe is CVE-2025-21415?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Is CVE-2025-21415 known to be exploited?

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

Vulnerability in Microsoft Azure Ai Face Service

CVE-2025-21415

Authentication bypass by spoofing in Azure AI Face Service allows an authorized attacker to elevate privileges over a network.

EPSS: 0.009 (55.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

Public proof-of-concept exploits

ARPSyndicate/docs

References

secure@microsoft.com (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-21415?: CVE-2025-21415 is a critical-severity vulnerability in Microsoft Azure Ai Face Service, classified under Authentication Bypass by Spoofing. CVSS score: 9.9/10. Published 2025-01-29.
How severe is CVE-2025-21415?: Critical severity. CVSS v3 base score is 9.9 out of 10.
Is CVE-2025-21415 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.