CVE-2026-13073

An authenticated user with read-only privileges can cause the mongod process to terminate abnormally by issuing a crafted aggregation command, resulting in denial of service for all connected clients until the process is restarted. The issue stems from an internal engine selection inconsistency triggered by a specific combination of aggregation options.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://jira.mongodb.org/browse/SERVER-128512	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*

History

24 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) Un usuario autenticado con privilegios de solo lectura puede provocar que el proceso mongod termine de forma anómala al emitir un comando de agregación manipulado, lo que resulta en denegación de servicio para todos los clientes conectados hasta que se reinicie el proceso. El problema se deriva de una inconsistencia interna en la selección del motor desencadenada por una combinación específica de opciones de agregación.

Information

Published : 2026-07-22 20:16

Updated : 2026-10-24 13:10

NVD link : CVE-2026-13073

Mitre link : CVE-2026-13073

CVE.ORG link : CVE-2026-13073

JSON object : View

Products Affected

mongodb

mongodb

CWE

CWE-617

Reachable Assertion

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