CVE-2021-44207: Acclaim Systems USAHERDS Use of Hard-Coded Credentials Vulnerability

High severity, CVSS 8.1. Actively exploited: in CISA KEV since 2024-12-23. EPSS: 17.6% chance of exploitation in the next 30 days.

Acclaim USAHERDS through 7.4.0.1 uses hard-coded credentials.

Affected products

• Acclaim Systems USAHERDS: up to and including 7.4.0.1

Published 2021-12-21. Last modified 2026-06-17.