In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46448.json",
"cwe_ids": [
"CWE-669"
],
"cna_assigner": "mitre",
"unresolved_ranges": [
{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"introduced": "18.0.0"
},
{
"fixed": "31.3.1"
},
{
"introduced": "32.0.0"
},
{
"fixed": "32.2.1"
},
{
"introduced": "33.0.0"
},
{
"fixed": "33.0.2"
}
]
},
{
"extracted_events": [
{
"introduced": "18.0.0"
},
{
"fixed": "31.3.1"
},
{
"introduced": "32.0.0"
},
{
"fixed": "32.2.1"
},
{
"introduced": "33.0.0"
},
{
"fixed": "33.0.2"
}
],
"source": "CPE_FIELD"
},
{
"source": "DESCRIPTION",
"extracted_events": [
{
"fixed": "33.0.2"
}
]
}
]
}{
"cpe": "cpe:2.3:a:openstack:nova:*:*:*:*:*:*:*:*",
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "18.0.0"
},
{
"fixed": "31.3.1"
},
{
"introduced": "32.0.0"
},
{
"fixed": "32.2.1"
},
{
"introduced": "33.0.0"
},
{
"fixed": "33.0.2"
}
]
}