What changed
No action needed unless you validate responses against a closed schema.
Affects billing_portal.session reachable from 1 operation.
Who is affected
Code that reads Stripe's billing_portal.session objects, used by 1 Stripe operation.
Before and after
| Where | Before | After |
|---|---|---|
| billing_portal.session.customer_account | absent | present |
Based on Stripe’s published API specification. How severity is decided.