CVE-2026-50589
HIGHCVSS 7.5/10EPSS 0.35%
Last modified
CVE-2026-50589 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openstack | Ironic | >= 32.0.0, < 37.0.0 |
References
- https://bugs.launchpad.net/ironic/+bug/2154288Issue Tracking, Mitigation
- https://wiki.openstack.org/wiki/OSSN/OSSN-0099Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2026/06/06/2Mailing List, Patch, Third Party Advisory
- https://bugs.launchpad.net/ironic/+bug/2154288Issue Tracking, Mitigation
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-50589?
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.
How severe is CVE-2026-50589?
CVE-2026-50589 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2026-50589?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2026-50589?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST