CVE-2026-50589

openstack-ironic: OpenStack Ironic: Denial of Service via crafted JSON string

Published Jun 4, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-q3g8-rjrx-59ph OpenStack Ironic: Crafted JSON String to Certain Endpoints on the API or JSON-RPC Service May Result in Service Crash
History
Type Values Removed Values Added
Title openstack-ironic: OpenStack Ironic: Denial of Service via crafted JSON string
Weaknesses CWE-502
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
CPEs cpe:2.3:a:openstack:ironic:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Unauthenticated Malicious JSON Crash in OpenStack Ironic
Type Values Removed Values Added
Description In OpenStack Ironic 32 through 35.0.1, 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. 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.
References
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Openstack
Openstack ironic
Vendors & Products Openstack
Openstack ironic
Type Values Removed Values Added
Title Unauthenticated Malicious JSON Crash in OpenStack Ironic
Type Values Removed Values Added
Description In OpenStack Ironic 32 through 35.0.1, 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.
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jul 16, 2026, 12:04 PM
Reserved
Jun 4, 2026, 11:59 PM
Status
Modified
Published
Jun 5, 2026, 12:17 AM
Modified
Jul 23, 2026, 7:10 AM
Severity
Important
Public date
Jun 4, 2026, 11:59 PM