CVE-2026-1784

Ose-cluster-ingress-operator: remote code execution through haproxy configuration injection

8.8 High

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.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.19%Up 0.2 points since Jun 2, 2026

What each source reports

CVE List Score used 8.8

Ose-cluster-ingress-operator: remote code execution through haproxy configuration injection

Record: CVE-2026-1784
CVSS 3.1: 8.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-15, CWE-15
Updated: 2026-11-02

EUVDEUVD-2026-33883 8.8

Record: EUVD-2026-33883
CVSS 3.1: 8.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-qmrp-jx57-5mr7 8.8

The Route OpenShift resource allows to define routes to make pods reachable at a subdomain...

Record: GHSA-qmrp-jx57-5mr7
CVSS 3.1: 8.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-15
Updated: 2026-11-02

NVD 8.8

Record: CVE-2026-1784
CVSS 3.1: 8.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-15
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-1784 is a high vulnerability (CVSS 8.8) in Red Hat Openshift Container Platform 4.12, published June 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 9th percentile. No source names a fixed version.

References

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