{"cve":"CVE-2026-46448","nvd":{"published":"2026-06-16T20:16:41.697","modified":"2026-10-25T23:10:00.167","status":"Analyzed","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_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:H","score":8.5},"cwes":["CWE-669"],"references":["https://bugs.launchpad.net/nova/+bug/2151252","https://www.openwall.com/lists/oss-security/2026/06/16/5","http://www.openwall.com/lists/oss-security/2026/06/16/5","https://bugs.launchpad.net/nova/+bug/2151252"],"products":["openstack:nova"],"source":"nvd","synced_at":"2026-10-25T23:44:33.281319194+00:00"},"epss":{"cve":"CVE-2026-46448","score":0.00272,"percentile":0.1935,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-mfg3-p6m3-gjgr","url":"https://osv.dev/vulnerability/GHSA-mfg3-p6m3-gjgr","summary":"OpenStack Nova: Nova scheduler hint injection bypasses Placement resource claims and scheduling constraints","modified":"2026-09-10T03:51:09.100402114Z","packages":[{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":[">=18.0.0 <=31.3.0"],"fixed":[]},{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":[">=32.0.0 <32.2.1"],"fixed":["32.2.1"]},{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":[">=33.0.0 <33.0.2"],"fixed":["33.0.2"]}]},{"id":"PYSEC-2026-2686","url":"https://osv.dev/vulnerability/PYSEC-2026-2686","summary":"OpenStack Nova: Nova scheduler hint injection bypasses Placement resource claims and scheduling constraints","modified":"2026-07-13T16:32:17.576795152Z","packages":[{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":[">=18.0.0 <31.3.1",">=32.0.0 <32.2.1",">=33.0.0 <33.0.2"],"fixed":["31.3.1","32.2.1","33.0.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}