---
id: CVE-2026-93442
title: IBM QRadar SIEM Out-of-bounds Read
summary: >-
  IBM QRadar SIEM 7.6.0.0 through 7.6.0.4, and 7.5.0 through 7.5.0 Update
  Package 16 Interim Fix 001 could allow a remote attacker to cause a denial of
  service or obtain sensitive information due to an out-of-bounds read.
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H'
cvssSource: cna
cwe:
  - CWE-125
vendor: IBM
product: QRadar
affected:
  - QRadar >= 7.6.0.0 <= 7.6.0.4
  - QRadar >= 7.5.0 <= 7.5.0 Update Package 16 Interim Fix 001
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T21:48:25.321Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-93442'
references:
  - url: 'https://www.ibm.com/support/pages/node/7292240'
tags:
  - cve.org
ingestedAt: '2026-10-20T22:23:33.693Z'
---

## Overview

IBM QRadar SIEM 7.6.0.0 through 7.6.0.4, and 7.5.0 through 7.5.0 Update Package 16 Interim Fix 001 could allow a remote attacker to cause a denial of service or obtain sensitive information due to an out-of-bounds read.

## Affected

- `QRadar >= 7.6.0.0 <= 7.6.0.4`
- `QRadar >= 7.5.0 <= 7.5.0 Update Package 16 Interim Fix 001`

## Remediation

IBM strongly encourages customers to update their systems promptly.

ProductVersionFixIBM QRadar SIEM7.6.0 7.6.0.5 https://www.ibm.com/support/pages/node/7288897 IBM QRadar SIEM7.5.0 7.5.0 UP16 IF02 https://www.ibm.com/support/pages/node/7289152