Customer Sharing Options not respected in REST API

Preconditions (*)

1. PHP 7.3.12
2. Magento 2.4-develop

Steps to reproduce (*)

1. Create multiple websites and store views. For example website1 with storeview1 and website2 with storeview2;
   

2. Go to Admin->Stores->Configuration->Customers->Customer Configuration->Account Sharing Options and set Share Customer Accounts to 'Per Website';

3. Create a user account in website1;

4. Use REST API to login with user and password to retrieve the bearer token
   

5. Read user details with GET /rest/storeview1/V1/customers/me

6. Read user details with GET /rest/storeview2/V1/customers/me

Expected result (*)

1. /rest/storeview1/V1/customers/me should return user information
2. /rest/storeview2/V1/customers/me should return an error (e.g. unauthorized)

Actual result (*)

1. /rest/storeview1/V1/customers/me returns user information
2. /rest/storeview2/V1/customers/me returns user information

[m2-assistant]

Hi @cebesoft. Thank you for your report.
To help us process this issue please make sure that you provided the following information:

• Summary of the issue
• Information on your environment
• Steps to reproduce
• Expected and actual results

Please make sure that the issue is reproducible on the vanilla Magento instance following Steps to reproduce. To deploy vanilla Magento instance on our environment, please, add a comment to the issue:

@magento give me 2.4-develop instance - upcoming 2.4.x release

For more details, please, review the Magento Contributor Assistant documentation.

@cebesoft do you confirm that you were able to reproduce the issue on vanilla Magento instance following steps to reproduce?

• yes
• no

---

• Join Magento Community Engineering Slack and ask your questions in #github channel.

@magento give me 2.4-develop instance - upcoming 2.4.x release

[magento-engcom-team]

Hi @cebesoft. Thank you for your request. I'm working on Magento 2.4-develop instance for you

[magento-engcom-team]

Hi @cebesoft, here is your Magento instance.
Admin access: https://i-26089-2-4-develop.instances.magento-community.engineering/admin
Login: admin Password: 123123q
Instance will be terminated in up to 3 hours.

This problem can be reproduced in the upcoming 2.4.x release.

[shikhamis11]

@magento give me 2.4-develop instance - upcoming 2.4.x release

[magento-engcom-team]

Hi @shikhamis11. Thank you for your request. I'm working on Magento 2.4-develop instance for you

[magento-engcom-team]

Hi @shikhamis11, here is your Magento instance.
Admin access: https://i-26089-2-4-develop.instances.magento-community.engineering/admin
Login: admin Password: 123123q
Instance will be terminated in up to 3 hours.

[m2-assistant]

Hi @shikhamis11. Thank you for working on this issue.
In order to make sure that issue has enough information and ready for development, please read and check the following instruction: 👇

• 1. Verify that issue has all the required information. (Preconditions, Steps to reproduce, Expected result, Actual result).

  Details

  If the issue has a valid description, the label Issue: Format is valid will be added to the issue automatically. Please, edit issue description if needed, until label Issue: Format is valid appears.

• 2. Verify that issue has a meaningful description and provides enough information to reproduce the issue. If the report is valid, add Issue: Clear Description label to the issue by yourself.

• 3. Add Component: XXXXX label(s) to the ticket, indicating the components it may be related to.

• 4. Verify that the issue is reproducible on 2.4-develop branch

  Details

  - Add the comment @magento give me 2.4-develop instance to deploy test instance on Magento infrastructure.
  - If the issue is reproducible on 2.4-develop branch, please, add the label Reproduced on 2.4.x.
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• 5. Add label Issue: Confirmed once verification is complete.

• 6. Make sure that automatic system confirms that report has been added to the backlog.

[shikhamis11]

@magento give me 2.4-develop instance - upcoming 2.4.x release

[magento-engcom-team]

Hi @shikhamis11. Thank you for your request. I'm working on Magento 2.4-develop instance for you

[magento-engcom-team]

Hi @shikhamis11, here is your Magento instance.
Admin access: https://i-26089-2-4-develop.instances.magento-community.engineering/admin
Login: admin Password: 123123q
Instance will be terminated in up to 3 hours.