CVE-2026-13063 libmongocrypt Improper Input Validation Leading to Process Termination

An authenticated user with standard read/write privileges can cause the mongod process to terminate due to an out-of-memory condition by sending a crafted aggregation command. MongoDB's libmongocrypt library insufficiently validates payload-supplied values, which can result in an excessively larg...

CVE-2026-13073

The CVE describes an issue in MongoDB’s mongod where an authenticated user with read-only privileges can trigger abnormal termination via a crafted aggregation command. The root cause is an internal engine selection inconsistency caused by a specific combination of aggregation options, leading to...

EUVD-2026-47788

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...