A confirmed remedy is to revert to Version 1805 (Build 9330.2124) and to and to turn auto-updates off for Office.Affected is only the scripting engine for VBA (JavaScript) still works.The problem was introduced with Office 365 V 1806, Build 10228.20080.
Update 0: To my understanding the current status is as follows: One question remains: Is it likely that future updates of Office will override those settings?.(thanks to for pointing this out and process4biz for their solution).
Registry keys) and provides instructions.