A vulnerability classified as very critical has been found in Gladinet CentreStack up to 17.2. Affected by this issue is the function
InternalImportAdUserByUPN of the file GSNamespace.dll of the component Deserialization Handler. The manipulation of the argument StorageConfigure leads to deserialization.
This vulnerability is listed as CVE-2026-54365. The attack may be initiated remotely. There is no available exploit.
It is recommended to upgrade the affected component.