CVE-2026-96222

Published Oct 13, 2026

Last updated a day ago

Overview

Description
Improper certificate validation in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.
Source
secure@microsoft.com
NVD status
Analyzed
Products
windows_10_1607, windows_10_1809, windows_server_2012, windows_server_2016, windows_server_2019, windows_server_2022, windows_server_2025, .net, visual_studio_2022, visual_studio_2026, .net_framework

Risk scores

CVSS 3.1

Type
Secondary
Base score
7.4
Impact score
5.2
Exploitability score
2.2
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Severity
HIGH

Weaknesses

secure@microsoft.com
CWE-295

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.