KB4459923 which is the:
"2018-10 Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64
is classed as an "update" when it clearly details security updates.
Although windows classes “updates” as non-security updates
Where can I report this error?