REDHAT-BUG-2446549: High severity Argo Argo Workflows vulnerability

Published Mar 11, 2026
·
Updated

Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. Prior to 4.0.2 and 3.7.11, Workflow templates endpoints allow any client to retrieve WorkflowTemplates (and ClusterWorkflowTemplates). Any request with a Authorization: Bearer nothing token can leak sensitive template content, including embedded Secret manifests. This vulnerability is fixed in 4.0.2 and 3.7.11.

Affected Software

2 affected components
Argo Argo Workflows>0.0.0<=4.0.1
Argo Argo Workflows>0.0.0<=3.7.10

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Argo Workflows to a version that resolves this vulnerability.

    Fixed in 4.0.2
  2. Upgrade

    Upgrade Argo Workflows to a version that resolves this vulnerability.

    Fixed in 3.7.11

Event History

Mar 11, 2026
Data Sourced
via Red Hat·04:01 PM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of REDHAT-BUG-2446549?

The severity of REDHAT-BUG-2446549 is high, rated at 7.

2

How do I fix REDHAT-BUG-2446549?

To fix REDHAT-BUG-2446549, update Argo Workflows to version 4.0.2 or 3.7.11 or later.

3

What is the nature of the vulnerability in REDHAT-BUG-2446549?

REDHAT-BUG-2446549 allows unauthorized clients to retrieve WorkflowTemplates and ClusterWorkflowTemplates due to insufficient authentication checks.

4

Which versions of Argo Workflows are affected by REDHAT-BUG-2446549?

REDHAT-BUG-2446549 affects Argo Workflows versions prior to 4.0.2 and 3.7.11.

5

What impact does REDHAT-BUG-2446549 have on Kubernetes environments?

The impact of REDHAT-BUG-2446549 allows unauthorized access to workflow configurations, potentially compromising data and job integrity.

Contact

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