VulnerabilityModified
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.
HIGH 7.5EPSS 0.43%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.43% probability · 37th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770, CWE-502
- Affected
- openstack/ironic
- Source
- cve@mitre.org
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://access.redhat.com/security/cve/CVE-2026-50589
- https://bugs.launchpad.net/ironic/+bug/2154288Issue Tracking, Mitigation
- https://bugzilla.redhat.com/show_bug.cgi?id=2485353
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-50589.json
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.