CVE-2026-1784
Ose-cluster-ingress-operator: remote code execution through haproxy configuration injection
HIGH 8.8
At a glance
- Source
- NVD
- EPSS
- EPSS 0.19 % · percentile 9 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-15 — External Control of System or Configuration Setting
References
- https://access.redhat.com/errata/RHSA-2026:23241
- https://access.redhat.com/errata/RHSA-2026:23246
- https://access.redhat.com/errata/RHSA-2026:25045
- https://access.redhat.com/errata/RHSA-2026:25182
- https://access.redhat.com/errata/RHSA-2026:25194
- https://access.redhat.com/errata/RHSA-2026:26543
- https://access.redhat.com/errata/RHSA-2026:28893
- https://access.redhat.com/errata/RHSA-2026:28964
- https://access.redhat.com/errata/RHSA-2026:70647
- https://access.redhat.com/security/cve/CVE-2026-1784
- https://bugzilla.redhat.com/show_bug.cgi?id=2436075
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-1784.json
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | redhat |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | redhat-SADP |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | NVD · secalert@redhat.com (Secondary) |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | NVD · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Secondary) |
European references
- ENISA EUVD · EUVD-2026-33883
- GCVE · GCVE-0-2026-1784
Affected configurations (NVD CPE)
cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Red Hat · Red Hat OpenShift Container Platform 4.12 | unaffected 1789911929 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.13 | unaffected 1781123014 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.14 | unaffected 1781870101 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.15 | unaffected 1781928857 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.16 | unaffected 1780962617 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.18 | unaffected 1780988280 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.19 | unaffected 1780043338 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.20 | unaffected 1780990977 < * |
| Red Hat · Red Hat OpenShift Container Platform 4.21 | unaffected 1780444348 < * |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |