VULNERABILITY INTELLIGENCE

CVE-2022-21855

CVSS score9 CRITICAL

EPSS probability0.93%

CISA KEVNot currently listed

Published2022-01-11

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Description

Microsoft Exchange Server Remote Code Execution Vulnerability