CVE-2026-9750

EUVD-2026-35866
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 29%
Affected Products (NVD)
VendorProductVersion
mongodbmongodb
7.0.0 ≤
𝑥
< 7.0.35
mongodbmongodb
8.0.0 ≤
𝑥
< 8.0.24
mongodbmongodb
8.2.0 ≤
𝑥
< 8.2.10
mongodbmongodb
8.3.0 ≤
𝑥
< 8.3.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://jira.mongodb.org/browse/SERVER-123633