CVE-2026-9072: WebSphere Application Server Remote Code Execution

Published Jun 22, 2026
·
Updated

IBM WebSphere Application Server and IBM WebSphere Application Server Liberty - when using Intelligent Management with the WebSphere WebServer Plug-in component - are vulnerable to remote code execution and denial of service. This vulnerability can be exploited when an attacker impersonates backend servers and sends crafted responses to the plug-in.

Affected Software

6 affected componentsFixes available
All of the following
IBM i>=7.3<=7.6
IBM i
IBM Business Automation Insights<=24.0.0
IBM Business Automation Insights<=24.0.1
IBM Business Automation Insights<=25.0.0
IBM Business Automation Insights<=26.0.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM WebSphere Application Server Web Server Plug-ins (Intelligent Management with WebSphere WebServer Plug-in component) to a version that resolves this vulnerability.

    Fixed in 8.5.5.30
  2. Upgrade

    Upgrade IBM WebSphere Application Server Web Server Plug-ins (Intelligent Management with WebSphere WebServer Plug-in component) to a version that resolves this vulnerability.

    Fixed in 9.0.5.28
  3. Upgrade

    Upgrade IBM WebSphere Application Server Web Server Plug-ins (Intelligent Management with WebSphere WebServer Plug-in component) to a version that resolves this vulnerability.

    Patch PH71376

Event History

Jun 22, 2026
CVE Published
via MITRE·02:21 PM
Data Sourced
via MITRE·02:21 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software
Aug 5, 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-2026-9072?

The severity of CVE-2026-9072 is rated as critical, with a score of 9.8.

2

How can I mitigate CVE-2026-9072?

To mitigate CVE-2026-9072, ensure that your IBM WebSphere Application Server is updated to the latest version and follow the security patches provided by IBM.

3

What types of vulnerabilities are associated with CVE-2026-9072?

CVE-2026-9072 includes vulnerabilities for denial of service, HTTP request smuggling, and remote code execution.

4

Who is affected by CVE-2026-9072?

IBM WebSphere Application Server and IBM WebSphere Application Server Liberty users, specifically those using Intelligent Management with the WebSphere WebServer Plug-in, are affected by CVE-2026-9072.

5

What potential impact does CVE-2026-9072 have on systems?

CVE-2026-9072 can potentially lead to remote code execution and denial of service, compromising the security of the affected systems.

Company

Resources

Contact

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