CVE-2025-36377: IBM Security QRadar EDR Software has multiple vulnerabilities

Published Feb 11, 2026
·
Updated

IBM Security QRadar EDR 3.12 through 3.12.23 does not invalidate session after a session expiration which could allow an authenticated user to impersonate another user on the system.

Other sources

IBM Security ReaQta does not invalidate session after a session expiration which could allow an authenticated user to impersonate another user on the system.

— IBM

Affected Software

2 affected components
IBM Security QRadar EDR<=3.12 - 3.12.23
IBM QRadar EDR>=3.12.0<3.12.24

Remediation

Information

IBM encourages customers to update their systems promptly. Product Fix version IBM Security QRadar EDR 3.12.24 The IBM Security QRadar EDR operator can be upgraded automatically when new compatible versions are available. However, you can control whether an operator is upgraded automatically by setting an approval strategy. Two approval strategies are available: Automatic (default) - New operator versions are installed automatically when they are available on the subscription channel. Manual - When a new operator version is available on the subscription channel, the subscription indicates that an update is available, but you must approve the update manually. For more information about the manual installation process, view Installing QRadar EDR

Event History

Feb 11, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Feb 17, 2026
CVE Published
via MITRE·08:32 PM
Data Sourced
via MITRE·08:32 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:22 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-36377?

CVE-2025-36377 has a medium severity rating due to its potential for user impersonation.

2

How do I fix CVE-2025-36377?

To fix CVE-2025-36377, upgrade IBM Security QRadar EDR to version 3.12.24 or later.

3

What vulnerabilities are associated with CVE-2025-36377?

CVE-2025-36377 is associated with session management vulnerabilities that can lead to user impersonation.

4

Who is affected by CVE-2025-36377?

IBM Security QRadar EDR versions 3.12 through 3.12.23 are affected by CVE-2025-36377.

5

What should organizations do regarding CVE-2025-36377?

Organizations should assess their use of affected versions of IBM Security QRadar EDR and apply the necessary updates to mitigate the vulnerability.

Company

Resources

Contact

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