Fix is available in version 13.1 of InDesign.
Please update to the latest version available to you via Creative Cloud Desktop application.
Adobe InDesign teamAnonymous commented
The endnote linking does not work if there are more than one pages 1. I.e., if you have page i, ii and then Page 1. You could cheat and create two separate documents, but if the TOC is linking to styles it won't work to separate the documents. Is there any workaround for this.