Incorrect authorization in MongoDB Server router for bulk writes to system namespaces

A security issue was discovered in MongoDB mongos the sharded cluster router where an authenticated user with readWrite privileges could crash the mongos process by crafting a specially formed aggregation pipeline. The issue leverages an internal aggregation stage that lacks proper authorization...

PT-2026-111655

Name of the Vulnerable Software and Affected Versions MongoDB mongos affected versions not specified Description An issue in the sharded cluster router allows an authenticated user with readWrite privileges to cause a denial of service by crafting a specially formed aggregation pipeline. This...

CVE-2026-13068

Summary: CVE-2026-13068 affects MongoDB mongos. An authenticated user with cursor-termination privileges on one database can terminate active cursors on a different database, disrupting ongoing queries for other users. The issue stems from an authorization check that does not properly scope privi...

Linux Distros Unpatched Vulnerability : CVE-2025-6714

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - MongoDB Server's mongos component can become unresponsive to new connections due to incorrect handling of incomplete data. This affects MongoDB when configured...

FreeBSD : MongoDB -- Incorrect Handling of incomplete data may prevent mongoS from Accepting New Connections (79251dc8-5bc5-11f0-834f-b42e991fc52e)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 79251dc8-5bc5-11f0-834f-b42e991fc52e advisory. [email protected] reports: MongoDB Server's mongos component can become unresponsive to new connections d...

MongoDB -- Incorrect Handling of incomplete data may prevent mongoS from Accepting New Connections

[email protected] reports: MongoDB Server's mongos component can become unresponsive to new connections due to incorrect handling of incomplete data. This affects MongoDB when configured with load balancer support. Required Configuration: This affects MongoDB sharded clusters when configured with...