CVE-2026-13055

EUVD-2026-47780
The `$_internalIndexKey` aggregation expression can be used by any authenticated user to crash a MongoDB server (mongod). The expression fails to handle compound wildcard index specifications, triggering an internal consistency check that aborts the server process. The user must be able to run an aggregation pipeline.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
mongodbCNA
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: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
mongodbmongodb
7.0 ≤
𝑥
< 7.0.39
CNA
mongodbmongodb
8.0 ≤
𝑥
< 8.0.28
CNA
mongodbmongodb
8.2.0 ≤
𝑥
< 8.2.12
CNA
mongodbmongodb
8.3.0 ≤
𝑥
< 8.3.7
CNA