CVE-2026-1847

Inserting certain large documents into a replica set could lead to replica set secondaries not being able to fetch the oplog from the primary. This could stall replication inside the replica set leading to server crash.

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-113532	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mongodb:mongodb:::::-:::*
	cpe:2.3:a:mongodb:mongodb:::::-:::*
	cpe:2.3:a:mongodb:mongodb:::::-:::*

History

25 Feb 2026, 17:25

Type	Values Removed	Values Added
First Time		Mongodb Mongodb mongodb
References	~~() https://jira.mongodb.org/browse/SERVER-113532 -~~	() https://jira.mongodb.org/browse/SERVER-113532 - Vendor Advisory
Summary		(es) La inserción de ciertos documentos grandes en un conjunto de réplicas podría llevar a que los secundarios del conjunto de réplicas no puedan obtener el oplog del primario. Esto podría estancar la replicación dentro del conjunto de réplicas, lo que llevaría a una caída del servidor.
CPE		cpe:2.3:a:mongodb:mongodb:::::-:::*

10 Feb 2026, 19:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-10 19:15

Updated : 2026-02-25 17:25

NVD link : CVE-2026-1847

Mitre link : CVE-2026-1847

CVE.ORG link : CVE-2026-1847

JSON object : View

Products Affected

mongodb

mongodb

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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