Review reviewHigh

CVE-2026-50589

OpenStack Ironic, Red Hat OpenShift Container Platform 4, Red Hat OpenStack Platform 16.2

In OpenStack Ironic 32 before 37.0.0, an unauthenticated malicious user could submit a crafted JSON string to some endpoints on the API or JSON-RPC service and effect a service crash.

CVSS
7.5
EPSS
0.43%
35.5% percentile
CISA KEV
Not listed
Published
2026.06.05
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.43%
Technical severityCVSS 7.5

Vulnerability overview

In OpenStack Ironic 32 before 37.0.0, an unauthenticated malicious user could submit a crafted JSON string to some endpoints on the API or JSON-RPC service and effect a service crash.

Affected product and versions

Product
OpenStack Ironic, Red Hat OpenShift Container Platform 4, Red Hat OpenStack Platform 16.2
Affected versions
>= 32.0.0 < 37.0.0
Fixed versions
37.0.0

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that OpenStack Ironic, Red Hat OpenShift Container Platform 4, Red Hat OpenStack Platform 16.2 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
CWE-502, CWE-770