VULNERABILITY INTELLIGENCE

CVE-2021-40456

CVSS score5.3 MEDIUM
EPSS probability2.34%
CISA KEVNot currently listed
Published2021-10-13
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Description

Windows AD FS Security Feature Bypass Vulnerability

Weakness classification

  • CWE-863: Incorrect Authorization

Primary references