CVE-2026-18712

EUVD-2026-56885
An issue in MongoDB Server's Queryable Encryption maintenance operations could allow an authenticated user with privileges on one encrypted collection to cause unauthorized modification or destruction of data belonging to a different collection. This is due to insufficient validation of certain internal metadata references before they are used to perform operations on other namespaces.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 6.63%
Affected Products (NVD)
VendorProductVersion
mongodbmongodb
7.0.0 ≤
𝑥
< 7.0.40
mongodbmongodb
8.0.0 ≤
𝑥
< 8.0.29
mongodbmongodb
8.2.0 ≤
𝑥
≤ 8.2.12
mongodbmongodb
8.3.0 ≤
𝑥
< 8.3.8
mongodbmongodb
9.0.0:alpha0
mongodbmongodb
9.0.0:alpha1
mongodbmongodb
9.1.0:alpha0
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mongodb
bionic
needs-triage
focal
needs-triage
jammy
dne
noble
dne
resolute
dne
trusty
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://jira.mongodb.org/browse/SERVER-130633