CVE-2026-45583

Published Jun 9, 2026

Last updated 20 hours ago

Overview

Description
Improper control of generation of code ('code injection') in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
Source
secure@microsoft.com
NVD status
Analyzed
Products
exchange_server, exchange_server_subscription_edition

Risk scores

CVSS 3.1

Type
Primary
Base score
8.1
Impact score
5.9
Exploitability score
2.2
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

secure@microsoft.com
CWE-94

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.