Server Patch 21.2.4.17315

December 17, 2021

Direct upgrade from the FileCloud Admin portal is not available for this patch. You must perform a complete upgrade. 
For instructions, see:
Windows: Upgrade using Update Tool (Windows Only)
Linux: Run the LINUX Upgrade Script

Patch 21.2.4.17315 fixes this issue.
ServerLog4j vulnerability, Apache Solr upgradeCL-10584This patch upgrades Apache Solr to Version 8.11.1 which resolves the Log4j vulnerability.