CVE-2026-9753 | MongoDB Server up to 7.0.34/8.0.23/8.2.9/8.3.2 Aggregation _internalApplyOplogUpdate improper validation of specified type of input

June 10, 2026 Yanac

A vulnerability has been found in MongoDB Server up to 7.0.34/8.0.23/8.2.9/8.3.2 and classified as critical. The affected element is an unknown function of the component Aggregation Handler. The manipulation of the argument _internalApplyOplogUpdate leads to improper validation of specified type of input.

This vulnerability is traded as CVE-2026-9753. It is possible to initiate the attack remotely. There is no exploit available.

The affected component should be upgraded.VulDB Recent EntriesRead More