Fix of the issue is now available in InDesign’s latest November’17 update.
Please upgrade to the latest version InDesign CC 13.0.1 for the fix.
If you are unable to see the update, go to Creative Cloud application and click on the context menu on the top right and click on Check for App Updates.
InDesign TeamAnonymous commented
I was getting the same issue with exported .xlsx linking. Not a great solve, but I figured out that if I opened the .xlsx file and just saved it without making any changes, it was able to link...Anonymous commented
Having this issue with placing excel copy into 13.0.1