High 8.8Published Jun 2, 2026

CVE-2026-1784Ose-cluster-ingress-operator: remote code execution through haproxy configuration injection

Updated under an hour ago (Oct 26, 2026, 2:30 PM ET)

Does this affect you?

It affects Red Hat OpenShift Container Platform 4.12 and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Red Hat OpenShift Container Platform 4.12

Exploited in the last 30 days

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: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-15
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: redhat
NVD analysis: Modified
Record last updated: Oct 1, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Red Hat Red Hat OpenShift Container Platform 4.12 redhat:openshift	from 1789911929 not affected	CNA record
Red Hat Red Hat OpenShift Container Platform 4.13 redhat:openshift	from 1781123014 not affected	CISA ADP
redhat openshift_container_platform redhat:openshift_container_platform	4.0	NVD

References

References

https://access.redhat.com/errata/RHSA-2026:23241	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:23246	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:25045	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:25182	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:25194	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:26543	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:28893	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:28964	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:70647	vendor-advisory, x-refsource-redhat
https://access.redhat.com/security/cve/CVE-2026-1784	vdb-entry, x-refsource-redhat, vendor-advisory
1–10 of 12

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.