CVE-2025-21193: Active Directory Federation Server Spoofing Vulnerability

6.5 CVSS

Description

Active Directory Federation Server Spoofing Vulnerability

Classification

CVE ID: CVE-2025-21193

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

Affected Products

Vendor: Microsoft

Product: Windows Server 2019

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.06% (probability of being exploited)

EPSS Percentile: 27.61% (scored less or equal to compared to others)

EPSS Date: 2025-02-25 (when was this score calculated)

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21193

Timeline