Resource allocation without limits in OpenStack Ironic
Priority HIGH 72CWE-770Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service, Code execution
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-770 and CWE-502.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00433 37th percentileScored 2026-11-07
Fix Fixed ironic (PyPI): 37.0.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OpenStack | Ironic | — | — | Not affected | CNA |
| — | ironic (PyPI) | 32.0.0 to before 37.0.0 | 37.0.0 | Patch available | GHSA-q3g8-rjrx-59ph |
- Ironic VendorOpenStack Affected — Fixed in — Not affected CNA
- ironic (PyPI) Vendor— Affected 32.0.0 to before 37.0.0 Fixed in 37.0.0 Patch available GHSA-q3g8-rjrx-59ph
Remediation
- Fix · GHSA-q3g8-rjrx-59ph ironic (PyPI) Fixed in 37.0.0 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat OpenShift Container Platform 4
- Red Hat OpenStack Platform 16.2
- Red Hat OpenStack Platform 17.1
- Red Hat OpenStack Platform 18.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-50589
- 2026-10-03 Alias added: GHSA-q3g8-rjrx-59ph
- 2026-10-25 EPSS moved to the below the 50th percentile
References
Patch 2
Other 6
- https://bugs.launchpad.net/ironic/+bug/2154288
- https://access.redhat.com/security/cve/CVE-2026-50589
- https://bugzilla.redhat.com/show_bug.cgi?id=2485353
- https://github.com/openstack/ironic
- https://github.com/pypa/advisory-database/tree/main/vulns/ironic/PYSEC-2026-216.yaml
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-50589.json
More OpenStack Ironic vulnerabilities
- TI-2026-32789 In OpenStack Ironic through 35.x before a3f6d73, during image handling, an infinite loop… CVSS 3.1MEDIUM 6.5
- TI-2026-35966 Path traversal in OpenStack Ironic CVSS 3.1HIGH 8.1
- TI-2026-31177 An issue was discovered in idrac in OpenStack Ironic before 35.0.1. CVSS 3.1HIGH 7.7
- TI-2026-30793 OpenStack Ironic before 35.0.1 allows ipmitool execution in a non-default configuration that has a console interface. CVSS 3.1HIGH 7.2
- TI-2026-34153 OpenStack Ironic before 35.0.2 allows Boot Script Injection of an iPXE script if the… CVSS 3.1HIGH 7.7
- TI-2015-06252 OpenStack Ironic 4.2.0 through 4.2.1 does not "clean" the disk after use, which allows… CVSS 3.0MEDIUM 6.5
Sources
- CVE-2026-50589 · CVE Program
- CVE-2026-50589 · NVD
- FIRST EPSS
- GHSA-q3g8-rjrx-59ph · GitHub Advisory Database · CC BY 4.0
- CVE-2026-50589 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences