CVE-2023-21707EPSS p99.6%

CVE-2023-21707CVE-2023-21707

microsoft / exchange_server

Description

Microsoft Exchange Server Remote Code Execution Vulnerability

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS82.02% probability of exploitation · percentile 99.6% · 2026-06-18T12:00:27Z
Last modified2026-06-17
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.