CVE-2021-26264: Emerson Deltav Distributed Control System

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

A specially crafted script could cause the DeltaV Distributed Control System Controllers (All Versions) to restart and cause a denial-of-service condition.

Affected products

• Emerson Deltav Distributed Control System: affected versions not specified
• Emerson Deltav Workstation: affected versions not specified

Published 2022-01-28. Last modified 2026-06-17.