CVE-2021-20391: IBM Qradar User Behavior Analytics

Low severity, CVSS 3.3. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 allows web pages to be stored locally which can be read by another user on the system. IBM X-Force ID: 195999.

Affected products

• IBM Qradar User Behavior Analytics: from 1.0.0, before 4.1.1 (fixed in 4.1.1)

Published 2021-05-14. Last modified 2026-06-17.