SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-26412

Microsoft Exchange Server Remote Code Execution Vulnerability

CRITICAL 9.1EPSS 33.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 33.0%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Exchange Server Remote Code Execution Vulnerability

CVSS 3.1
9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS
32.98% probability · 98th percentile
CISA KEV
Not listed
Affected
microsoft/exchange server
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.