CVE-2021-43982: Deltaww Cncsoft

High severity, CVSS 7.8. EPSS: 9.6% chance of exploitation in the next 30 days.

Delta Electronics CNCSoft Versions 1.01.30 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.

Affected products

• Deltaww Cncsoft: up to and including 1.01.30

Published 2021-12-09. Last modified 2026-06-17.