REDHAT-BUG-2428559: High severity Apache Struts vulnerability

Published Jan 11, 2026
·
Updated

Missing XML Validation vulnerability in Apache Struts, Apache Struts.

This issue affects Apache Struts: from 2.0.0 before 2.2.1; Apache Struts: from 2.2.1 through 6.1.0.

Users are recommended to upgrade to version 6.1.1, which fixes the issue.

Affected Software

2 affected components
Apache Struts>=2.0.0<2.2.1
Apache Struts>=2.2.1<=6.1.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apache Struts to a version that resolves this vulnerability.

    Fixed in 6.1.1

Event History

Jan 11, 2026
Data Sourced
via Red Hat·02:01 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of REDHAT-BUG-2428559?

The severity of REDHAT-BUG-2428559 is classified as high with a score of 7.

2

How do I fix REDHAT-BUG-2428559?

To fix REDHAT-BUG-2428559, users should upgrade to Apache Struts version 6.1.1 or later.

3

What is the impact of REDHAT-BUG-2428559?

REDHAT-BUG-2428559 presents a Missing XML Validation vulnerability in Apache Struts that could be exploited by attackers.

4

Which versions of Apache Struts are affected by REDHAT-BUG-2428559?

The affected versions of Apache Struts are from 2.0.0 before 2.2.1 and from 2.2.1 through 6.1.0.

5

When was REDHAT-BUG-2428559 published?

REDHAT-BUG-2428559 was published on January 11, 2026.

Contact

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