Just came across this same issue and I quickly put this powershell together -
(New-Object Net.WebClient).DownloadFile('http://static.nvd.nist.gov/feeds/xml/cve/nvdcve-2.0-Modified.xml.zip','C:\Temp\nvdcve-2.0-Modified.xml.zip');(new-object -com shell.application).namespace('C:\ProgramData\SolarWinds\NCM\Vuln\Xml').CopyHere((new-object -com shell.application).namespace('C:\Temp\nvdcve-2.0-Modified.xml.zip').Items(),16);
(New-Object Net.WebClient).DownloadFile('http://static.nvd.nist.gov/feeds/xml/cve/nvdcve-2.0-Recent.xml.zip','C:\Temp\nvdcve-2.0-Recent.xml.zip');(new-object -com shell.application).namespace('C:\ProgramData\SolarWinds\NCM\Vuln\Xml').CopyHere((new-object -com shell.application).namespace('C:\Temp\nvdcve-2.0-Recent.xml.zip').Items(),16);