Autodesk Licensing Hotfix – NLM 11.16.2 Security Vulnerabilities:
If you are running network / multi-user licenses of Autodesk software and you are running the 126.96.36.199 build or earlier then Autodesk are urging that you update to the latest version (11.16.2) as soon as possible.
To check which version you are on, on the server computer, open up FlexLM and click on the Help button.
If you do need the latest version of Flexlm then you can get it here – Flexlm link
The full explanation of the reason for the update can be found here: