An authenticated user can cause a MongoDB server to crash or return incorrect results by creating documents that interfere with internal metadata processing during query execution. This stems from insufficient separation between user-controlled document fields and internal metadata in certain execution paths.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9750.json",
"cna_assigner": "mongodb",
"cwe_ids": [
"CWE-617"
],
"unresolved_ranges": [
{
"extracted_events": [
{
"introduced": "8.3.0"
},
{
"fixed": "8.3.3"
},
{
"introduced": "8.2.0"
},
{
"fixed": "8.2.10"
},
{
"introduced": "8.0.0"
},
{
"fixed": "8.0.24"
},
{
"introduced": "7.0.0"
},
{
"fixed": "7.0.35"
}
],
"source": "AFFECTED_FIELD"
}
]
}{
"cpe": "cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*",
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "7.0.0"
},
{
"fixed": "7.0.35"
},
{
"introduced": "8.0.0"
},
{
"fixed": "8.0.24"
},
{
"introduced": "8.2.0"
},
{
"fixed": "8.2.10"
},
{
"introduced": "8.3.0"
},
{
"fixed": "8.3.3"
}
]
}