CVE-2026-4148

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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://jira.mongodb.org/browse/SERVER-119319

Configurations

No configuration.

History

No history.

Information

Published : 2026-03-17 16:16

Updated : 2026-03-18 14:52

NVD link : CVE-2026-4148

Mitre link : CVE-2026-4148

CVE.ORG link : CVE-2026-4148

JSON object : View

Products Affected

No product.

CWE

CWE-416

Use After Free

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