CVE-2026-93441

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Denial of Service in IBM QRadar SIEM

Publication date: 2026-10-20

Last updated on: 2026-10-26

Assigner: IBM Corporation

Description

IBM QRadar SIEM could allow a remote attacker to cause a denial of service due to uncontrolled resource consumption.

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Meta Information

Published

2026-10-20

Last Modified

2026-10-26

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-93441

EUVD

EUVD-2026-106860

Affected Vendors & Products

Vendor	Product	Version / Range
IBM	QRadar Security Information and Event Management	7.4-20210823144546
IBM	QRadar Security Information and Event Management	7.6-20260330053257

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-400	The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

Executive Summary

This vulnerability in IBM QRadar SIEM allows a remote attacker to cause a denial of service by consuming excessive system resources, making the service unavailable to legitimate users.

Impact Analysis

The impact includes service disruption, potential loss of critical security monitoring capabilities, and increased operational costs due to downtime and recovery efforts.

Compliance Impact

The vulnerability could lead to denial of service due to uncontrolled resource consumption, potentially disrupting critical security monitoring functions. This may impact compliance by failing to maintain availability of systems required for logging and monitoring under standards like GDPR and HIPAA.

Mitigation Strategies

Apply IBM QRadar SIEM updates or patches as soon as they are available to address uncontrolled resource consumption issues.

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