HubSpot Sales (Office 365 inbox and calendar connection)

HubSpot · 450987b3-a09a-4f14-9b2c-4f301d1e15f5

Application ID: 450987b3-a09a-4f14-9b2c-4f301d1e15f5
Application: HubSpot Sales (Office 365 inbox and calendar connection)
Vendor: HubSpot
Publisher: Third-party vendor
Uses EWS: No, per a public source
EWS status: Moved to Microsoft Graph

What to do

The admin consent URL on HubSpot's page requests Microsoft Graph scopes only (Mail.ReadWrite, Mail.Send, Calendars.ReadWrite). It does not call EWS, so it does not need the EWS allow-list.

Sources

Troubleshoot inbox and calendar connection errors (HubSpot Knowledge Base), read 2026-10-25

Last updated 2026-10-25.