CVE-2026-1276: IBM QRadar SIEM Cross-Site Scripting

Published Mar 19, 2026
·
Updated

IBM QRadar SIEM 7.5.0 through 7.5.0 Update Package 14 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Affected Software

17 affected components
IBM QRadar SIEM>=7.5.0<=7.5.0 Update Package 14
All of the following
Any of the following
IBM QRadar Security Information and Event Manager=7.5.0
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_1
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_10
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_11
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_12
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_13
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_14
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_2
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_3
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_4
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_5
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_6
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_7
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_8
IBM QRadar Security Information and Event Manager=7.5.0-update_pack_9
Linux Linux kernel

Remediation

Information

ProductVersionFixIBM QRadar SIEM 7.5.0 7.5.0 UP15 https://www.ibm.com/support/fixcentral/swg/selectFixes  ( Release Notes https://www.ibm.com/support/pages/node/7257011 )

Event History

Mar 19, 2026
CVE Published
via MITRE·01:55 AM
Data Sourced
via MITRE·01:55 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·03:16 AM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-1276?

CVE-2026-1276 is classified as a medium severity vulnerability due to its potential impact on user session integrity.

2

How do I fix CVE-2026-1276?

To fix CVE-2026-1276, update IBM QRadar SIEM to the latest version available beyond 7.5.0 Update Package 14.

3

Who is affected by CVE-2026-1276?

CVE-2026-1276 affects all authenticated users of IBM QRadar SIEM versions from 7.5.0 to 7.5.0 Update Package 14.

4

What type of vulnerability is CVE-2026-1276?

CVE-2026-1276 is a cross-site scripting (XSS) vulnerability.

5

What can an attacker achieve with CVE-2026-1276?

An attacker can inject arbitrary JavaScript into the IBM QRadar SIEM Web UI, potentially leading to credential theft or session hijacking.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203