CVE-2026-1784

Modified Modified - Updated After Analysis

Route HAProxy Configuration Injection in OpenShift

Publication date: 2026-06-02

Last updated on: 2026-07-02

Assigner: Red Hat, Inc.

Description

The Route OpenShift resource allows to define routes to make pods reachable at a subdomain through HAProxy. It was found that the checks performed on the spec.path YAML stanza in a Route document was insufficient and could allow a controlled injection of the HAProxy configuration.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-06-02

Last Modified

2026-07-02

Generated

2026-07-12

AI Q&A

2026-06-02

EPSS Evaluated

2026-07-11

NVD

CVE-2026-1784

EUVD

EUVD-2026-33883

Affected Vendors & Products

Vendor	Product	Version / Range
redhat	openshift_container_platform	4.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-15	One or more system settings or configuration elements can be externally controlled by a user.

Attack-Flow Graph

Executive Summary

This vulnerability exists in the Route OpenShift resource, which is used to define routes that make pods reachable at a subdomain through HAProxy.

The issue is that the checks performed on the spec.path YAML stanza in a Route document are insufficient.

This insufficiency could allow an attacker to inject controlled HAProxy configuration, potentially manipulating how traffic is routed.

Impact Analysis

This vulnerability can have a severe impact as indicated by its CVSS score of 8.8.

An attacker with low privileges and local access could exploit this to inject malicious HAProxy configurations.
This could lead to complete compromise of confidentiality, integrity, and availability of the affected system.

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