CVE-2021-24085

—

CVSS 3.1

6.5 medium

EPSS

5%p91

Published

Feb 25, 2021 (Feb 25, 2021)

Modified

Jun 17, 2026

Description

Microsoft Exchange Server Spoofing Vulnerability

Vendors: microsoft
Products: exchange server
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

NVD CVE.org GitHub PoCs EPSS (4.6%)

In the news3 stories

Quarterly Report: Incident Response trends from Spring 2021

Cisco TalosJun 10, 12:00 UTC · Jun 10, 2021Ransomware CVE-2021-26855 CVE-2021-26857 CVE-2021-26858+4 CVEs

60

Threat Advisory: HAFNIUM and Microsoft Exchange zero

Cisco TalosMar 4, 15:58 UTC · Mar 4, 2021Advisory in the wildCVE-2021-26855 CVE-2021-26857 CVE-2021-26858+5 CVEs1

60

Microsoft February 2021 Patch Tuesday fixes 56 bugs, including an actively exploited Windows zero

Security AffairsFeb 9, 22:27 UTC · Feb 9, 2021Vulnerability in the wildCVE-2021-1732 CVE-2021-24078 CVE-2021-24074+48 CVEs2

60