CVE-2021-27078EPSS p97.6%

CVE-2021-27078CVE-2021-27078

microsoft / exchange_server

Description

Microsoft Exchange Server Remote Code Execution Vulnerability

Scoring

CVSS 9.1 ()
VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS21.59% probability of exploitation · percentile 97.6% · 2026-10-04T12:00:21Z
Last modified2026-08-19
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.