CVE-2026-8063 Post-auth null pointer dereference when aggregating against a view with empty search pipeline

An authenticated user can crash mongod when running $rankFusion or $scoreFusion with an empty pipeline on a view. When resolving a view, the server inspects the aggregation pipeline to determine whether it begins with an Atlas Search stage. For $rankFusion and $scoreFusion, this inspection reads...

CVE-2026-6914

Computing the MD5 checksum of a malformed BSON object under specific conditions may cause loss of availability in MongoDB server. This issue affects all MongoDB Server v8.2 versions, all MongoDB Server v8.1 versions, MongoDB Server v8.0 versions prior to 8.0.21, MongoDB Server v7.0 versions prior...

MongoDB 6.0.x < 6.0.24 / 7.0.x < 7.0.18 / 8.0.x < 8.0.6 (SERVER-100901)

The version of MongoDB installed on the remote host is 6.0 prior to 6.0.24, 7.0 prior to 7.0.18, and 8.0 prior to 8.0.6. It is, therefore, affected by a vulnerability as referenced in the SERVER-100901 advisory. - An improper setting of the lsid field on any sharded query can cause a crash in...

mongodb -- Certain Queries May Cause MongoDB Server to Crash

[email protected] reports: An authorized user can issue queries with duplicate id fields, that leads to unexpected behavior in MongoDB Server, which may result to crash. This issue can only be triggered by authorized users and cause Denial of Service. This issue affects MongoDB Server v8.1 version...