CVE-2018-20339: Zohocorp ManageEngine Opmanager

Medium severity, CVSS 6.1. EPSS: 2.4% chance of exploitation in the next 30 days.

Zoho ManageEngine OpManager 12.3 before build 123239 allows XSS in the Notes column of the Alarms section.

Affected products

• Zohocorp ManageEngine Opmanager: version 12.3 only

Published 2018-12-21. Last modified 2026-06-17.