Summary

• When a new user is created via POST /rest/api/2/user
• For endpoint details see: https://developer.atlassian.com/cloud/jira/platform/rest/#api-api-2-user-post

Environment

• Jira Cloud

Steps to Reproduce

1. Make a POST request to /rest/api/2/user
2. In the POST body, make the email address match an existing user, the username(name) can be different
3. Send the request and check the response

Expected Results

• A message informing the person who made the request that an account with that email address already exists. Something like "User already exists"

Actual Results

• 201 response with details of the user with the existing email address

Notes

• A duplicate account is not created
• Identity advised that they use a 409 response in these cases

Workaround

• No known workarounds