CVE-2026-21784: Hcl Software Iem

Medium severity, CVSS 4.8. EPSS: 0.2% chance of exploitation in the next 30 days.

HCL IntelliOps Event Management (IEM) is affected by missing or insecure Cross-Origin Security headers. This issue makes the application's environment and resources susceptible to unauthorized external interaction and potential exploitation.

Affected products

• Hcl Software Iem: version v1.4.0 only

Published 2026-08-20. Last modified 2026-08-28.