Certificate expired error on /userinfo endpoint

[kelsey1]

A few hours ago we started getting certificate expired errors on the endpoint https://tenant.au.auth0.com/userinfo.

This is currently broken login for our production app.

Could this problem be related to the changes to the CA for auth0 certs?

Introduction of Additional Certificate Authorities

Problem Statement Cloudflare will introduce new Certificate Authorities (CA) for signing their certificates that may affect some tenants. Symptoms / Troubleshooting Most tenant admins will not see any changes. However, applications may encounter errors when trying to access the tenant in the following circumstances: integrations with AWS Cognito applications using certificate pinning applications running on older operating systems and application runtimes that may not have the new certifica…

Update: we have updated our app node version (to update the list of CAs) and this has resolved the issue - there must have been a change in CA for the auth0 certs today

[dan.woda]

Hi @kelsey1,

Thanks for posting an update. I am going to mark this one resolved, let us know if you have any other questions.