CVE-2026-4148

HIGH

8.8

Description

A use-after-free vulnerability can be triggered in sharded clusters by an authenticated user with the read role who issues a specially crafted $lookup or $graphLookup aggregation pipeline.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/17/2026

Last Modified3/18/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-416

References

https://jira.mongodb.org/browse/SERVER-119319(cna@mongodb.com)

IOC Correlations

No correlations recorded

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