CVE-2026-12591
CRITICAL
NVD
CVSS Score
9.9
Severity
CRITICAL
Published
Nov 12, 2026
Vendor
unknown
Description
Zohocorp ManageEngine M365 Manager Plus versions below 4818 is affected by an authenticated technician may exploit insufficient permission validation in the delegated administration interface to escalate privileges beyond their intended scope, which could result in remote code execution during administrative processing.