CVE-2026-1784 (GCVE-0-2026-1784)

Vulnerability from cvelistv5 – Published: 2026-06-02 07:22 – Updated: 2026-06-17 12:55
VLAI
Title
Ose-cluster-ingress-operator: remote code execution through haproxy configuration injection
Summary
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.
Severity
8.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-15 - External Control of System or Configuration Setting
Assigner
References
URL Tags
https://access.redhat.com/errata/RHSA-2026:23241 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:23246 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:25045 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:25182 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:25194 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2026-1784 vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2436075 issue-trackingx_refsource_REDHAT
Impacted products
Vendor Product Version
Red Hat Red Hat OpenShift Container Platform 4.16 Unaffected: 1780962617 , < * (rpm)
    cpe:/a:redhat:openshift:4.16::el9
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Red Hat Red Hat OpenShift Container Platform 4.18 Unaffected: 1780988280 , < * (rpm)
    cpe:/a:redhat:openshift:4.18::el9
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Red Hat Red Hat OpenShift Container Platform 4.19 Unaffected: 1780043338 , < * (rpm)
    cpe:/a:redhat:openshift:4.19::el9
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Red Hat Red Hat OpenShift Container Platform 4.20 Unaffected: 1780990977 , < * (rpm)
    cpe:/a:redhat:openshift:4.20::el9
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Red Hat Red Hat OpenShift Container Platform 4.21 Unaffected: 1780444348 , < * (rpm)
    cpe:/a:redhat:openshift:4.21::el9
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Red Hat Red Hat OpenShift Container Platform 4     cpe:/a:redhat:openshift:4
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Date Public
2026-06-02 07:12
Show details on NVD website
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.