CVE-2025-36097: IBM WebSphere Application Server denial of service

Published Jul 16, 2025
·
Updated

IBM WebSphere Application Server 9.0 and WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.7 are vulnerable to a denial of service, caused by a stack-based overflow. An attacker can send a specially crafted request that cause the server to consume excessive memory resources.

Other sources

IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to a denial of service, caused by a stack-based overflow.  An attacker can send a specially crafted request that cause the server to consume excessive memory resources.

— IBM

Affected Software

5 affected components
IBM WebSphere Application Server
IBM WebSphere Application Server Liberty>=17.0.0.3<=25.0.0.7
IBM WebSphere Application Server>=9.0.0.0<9.0.5.24
IBM WebSphere Application Server>=17.0.0.3<25.0.0.8
IBM watsonx.data intelligence<=5.2.0, 5.2.1, 5.2.2, 5.3.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM WebSphere Application Server Liberty to a version that resolves this vulnerability.

    Fixed in 25.0.0.8
  2. Upgrade

    Upgrade IBM WebSphere Application Server 9.0 to a version that resolves this vulnerability.

    Fixed in 9.0.5.25
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch PH67120
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch PH67183

Event History

Jul 16, 2025
CVE Published
via MITRE·05:44 PM
Data Sourced
via MITRE·05:44 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
Jun 24, 2026
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-36097?

CVE-2025-36097 has a high severity rating, as it allows for a denial of service attack through a stack-based overflow.

2

How do I fix CVE-2025-36097?

To fix CVE-2025-36097, upgrade IBM WebSphere Application Server or WebSphere Application Server Liberty to a version that is not affected by the vulnerability.

3

What versions are affected by CVE-2025-36097?

CVE-2025-36097 affects IBM WebSphere Application Server version 9.0 and WebSphere Application Server Liberty versions 17.0.0.3 through 25.0.0.7.

4

What type of attack is associated with CVE-2025-36097?

CVE-2025-36097 is associated with a denial of service attack resulting from an excessive memory consumption due to a stack-based overflow.

5

Who should be concerned about CVE-2025-36097?

Organizations using IBM WebSphere Application Server or WebSphere Application Server Liberty within the affected versions should be concerned about CVE-2025-36097.

Company

Resources

Contact

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