CVE-2021-20397

MEDIUM

IBM QRadar SIEM 7.3-7.4 - Stored Cross-Site Scripting

Title source: llm
STIX 2.1

Description

IBM QRadar SIEM 7.3 and 7.4 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 196017.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_confirm
https://www.ibm.com/support/pages/node/6449688
VDB Entry, Vendor Advisory vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/196017

Scores

CVSS v3 6.1
EPSS 0.0065
EPSS Percentile 47.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (3)
ibm/qradar_security_information_and_event_manager 7.3.3 (8 CPE variants)
ibm/qradar_security_information_and_event_manager 7.4.2 (3 CPE variants)
ibm/qradar_security_information_and_event_manager 7.3.0 - 7.3.3
Published May 05, 2021
Tracked Since Feb 18, 2026