CVE-2026-87803

An authorization bypass vulnerability exists in the Countly Server DBViewer due to flawed sub-pipeline detection in the aggregation stage sanitizer. The /o/db aggregation endpoint parses user-controlled aggregation JSON and passes it through a stage sanitizer that determines whether a nested arra...

CVE-2026-87803

CVE-2026-87803 is an authorization bypass in Countly Server DBViewer caused by flawed sub-pipeline detection in the aggregation stage sanitizer at the /o/db endpoint. When the sanitizer encounters an unrecognized key such as the undocumented MongoDB-internal $_internalInhibitOptimization, it misc...