A vulnerability was found in Apache Airflow Providers OpenSearch up to 1.9.0 . It has been declared as problematic . The impacted element is an unknown function of the component OpenSearch task-log Handler . Executing a manipulation can lead to sensitive information in log files. This vulnerability appears as CVE-2026-43826 . The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.