Vulnerability Description
In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation.
CVSS Score
5.4
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openstack | Nova | >= 18.0.0, < 31.3.1 |
Related Weaknesses (CWE)
References
- https://bugs.launchpad.net/nova/+bug/2151252ExploitIssue TrackingThird Party Advisory
- https://www.openwall.com/lists/oss-security/2026/06/16/5Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2026/06/16/5Mailing ListThird Party Advisory
- https://bugs.launchpad.net/nova/+bug/2151252ExploitIssue TrackingThird Party Advisory
FAQ
What is CVE-2026-46448?
CVE-2026-46448 is a vulnerability with a CVSS score of 5.4 (MEDIUM). In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation.
How severe is CVE-2026-46448?
CVE-2026-46448 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-46448?
Check the references section above for vendor advisories and patch information. Affected products include: Openstack Nova.