A vulnerability was found in MongoDB Server up to 7.0.30/8.0.19/8.2.5 . It has been declared as problematic . Impacted is an unknown function of the component Issuances Handler . The manipulation results in use of uninitialized variable. This vulnerability was named CVE-2026-4147 . The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.