CVE-2021-35528: Hitachienergy Counterparty Settlements And Billing

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Access Control vulnerability in the application authentication and authorization of Hitachi Energy Retail Operations, Counterparty Settlement and Billing (CSB) allows an attacker to execute a modified signed Java Applet JAR file. A successful exploitation may lead to data extraction or modification of data inside the application. This issue affects: Hitachi Energy Retail Operations 5.7.3 and prior versions. Hitachi Energy Counterparty Settlement and Billing (CSB) 5.7.3 prior versions.

Affected products

• Hitachienergy Counterparty Settlements And Billing: up to and including 5.7.3
• Hitachienergy Retail Operations: up to and including 5.7.3

Published 2021-11-17. Last modified 2026-06-17.