CVE-2021-38390: Deltaww Diaenergie

Critical severity, CVSS 9.8. EPSS: 19.8% chance of exploitation in the next 30 days.

A Blind SQL injection vulnerability exists in the /DataHandler/HandlerEnergyType.ashx endpoint of Delta Electronics DIAEnergie Version 1.7.5 and prior. The application does not properly validate the user-controlled value supplied through the parameter egyid before using it as part of an SQL query. A remote, unauthenticated attacker can exploit this issue to execute arbitrary code in the context of NT SERVICE\MSSQLSERVER.

Affected products

• Deltaww Diaenergie: up to and including 1.7.5

Published 2021-08-30. Last modified 2026-06-17.