REDHAT-BUG-2457038: Low severity Apache Tomcat vulnerability

Published Apr 9, 2026
·
Updated

Insertion of Sensitive Information into Log File vulnerability in the cloud membership for clustering component of Apache Tomcat exposed the Kubernetes bearer token.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.13 through 9.0.116.

Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.

Affected Software

1 affected component
Apache Tomcat>=11.0.0-M1<=11.0.20, >=10.1.0-M1<=10.1.53, >=9.0.13<=9.0.116

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apache Tomcat (cloud membership for clustering component) to a version that resolves this vulnerability.

    Fixed in 11.0.21
  2. Upgrade

    Upgrade Apache Tomcat (cloud membership for clustering component) to a version that resolves this vulnerability.

    Fixed in 10.1.54
  3. Upgrade

    Upgrade Apache Tomcat (cloud membership for clustering component) to a version that resolves this vulnerability.

    Fixed in 9.0.117

Event History

Apr 9, 2026
Data Sourced
via Red Hat·08:02 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of REDHAT-BUG-2457038?

The severity of REDHAT-BUG-2457038 is classified as low.

2

How do I fix REDHAT-BUG-2457038?

To fix REDHAT-BUG-2457038, update Apache Tomcat to a version that is not affected by the vulnerability.

3

What components are affected by REDHAT-BUG-2457038?

REDHAT-BUG-2457038 affects the cloud membership for clustering component of Apache Tomcat.

4

What information is exposed by REDHAT-BUG-2457038?

REDHAT-BUG-2457038 exposes the Kubernetes bearer token in log files.

5

Which versions of Apache Tomcat are impacted by REDHAT-BUG-2457038?

The impacted versions of Apache Tomcat are from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, and from 9.0.13 through 9.0.116.

Contact

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