CVE-2021-31209

—

CVSS 3.1

6.5 medium

EPSS

3%p85

Published

May 11, 2021 (May 11, 2021)

Modified

Jun 17, 2026

Description

Microsoft Exchange Server Spoofing Vulnerability

Vendors: microsoft
Products: exchange server
Weakness: CWE-290
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (2.6%)

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