CVE-2023-21761

—

CVSS 3.1

7.5 high

EPSS

2%p74

Published

Jan 10, 2023 (Jan 10, 2023)

Modified

Jun 17, 2026

Description

Microsoft Exchange Server Information Disclosure Vulnerability

Vendors: microsoft
Products: exchange server
Weakness: CWE-918
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.6%)

In the news1 stories

Microsoft Patch Tuesday for January 2023 fixed actively exploited zero

Security AffairsJan 11, 08:05 UTC · Jan 11, 2023Vulnerability in the wildCVE-2023-21674 CVE-2023-21549 CVE-2023-21561+58 CVEs1

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