Grafana Cloud having a datasource with PDC enabled using localhost address are getting 403 status responses.

Resolved

The incident has been resolved.

Update

A fix has been implemented and we are monitoring the results.

Update

All Grafana Cloud instances using a datasource with PDC enabled, which are attempting to connect to a localhost address are receiving 403 status responses - queries using these datasources will fail with 403 status error. We've identified the issue and working on resolving it.