CVE-2021-20401: IBM Qradar Security Information And Event Manager

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM QRadar SIEM 7.3 and 7.4 contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. IBM X-Force ID: 196075.

Affected products

• IBM Qradar Security Information And Event Manager: from 7.3.0, before 7.3.3 (fixed in 7.3.3); from 7.4.0, before 7.4.2 (fixed in 7.4.2); version 7.3.3 only; version 7.4.2 only

Published 2021-05-05. Last modified 2026-06-17.