CVE-2026-18701

An issue in MongoDB Server's query subsystem could allow an authenticated user with read privileges to cause the server process to terminate unexpectedly by submitting a specially formed query filter. This could result in a denial of service.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://jira.mongodb.org/browse/SERVER-130111	Vendor Advisory Issue Tracking

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mongodb:mongodb::::::::
	cpe:2.3:a:mongodb:mongodb::::::::
	cpe:2.3:a:mongodb:mongodb::::::::
	cpe:2.3:a:mongodb:mongodb::::::::
	cpe:2.3:a:mongodb:mongodb:9.0.0:alpha0:::-:-::
	cpe:2.3:a:mongodb:mongodb:9.0.0:alpha1:::-:-::
	cpe:2.3:a:mongodb:mongodb:9.1.0:alpha0:::-:-::

History

23 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Un problema en el subsistema de consultas del servidor MongoDB podría permitir a un usuario autenticado con privilegios de lectura causar que el proceso del servidor termine inesperadamente al enviar un filtro de consulta especialmente formado. Esto podría resultar en una denegación de servicio.

16 Sep 2026, 15:18

Type	Values Removed	Values Added
References	~~() https://jira.mongodb.org/browse/SERVER-130111 -~~	() https://jira.mongodb.org/browse/SERVER-130111 - Vendor Advisory, Issue Tracking
First Time		Mongodb Mongodb mongodb
CPE		cpe:2.3:a:mongodb:mongodb:9.0.0:alpha1:::-:-:: cpe:2.3:a:mongodb:mongodb:9.1.0:alpha0:::-:-:: cpe:2.3:a:mongodb:mongodb:9.0.0:alpha0:::-:-:: cpe:2.3:a:mongodb:mongodb::::::::

Information

Published : 2026-08-11 19:17

Updated : 2026-10-23 21:10

NVD link : CVE-2026-18701

Mitre link : CVE-2026-18701

CVE.ORG link : CVE-2026-18701

JSON object : View

Products Affected

mongodb

mongodb

CWE

CWE-843

Access of Resource Using Incompatible Type ('Type Confusion')

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