Web Api to create customer don't validate payload data and create corrupted record

[GDauer]

Preconditions (*)

1. Magento 2.3.3
2. PHP 7.2.22
3. nginx/1.10.3

Steps to reproduce (*)

1. Send a post request to the endpoint /rest/V1/customers
2. In the payload send an invalid group_id (by default Magento has the ids: 0, 1, 2, 3)
3. (optional) Another strange thing is that we can send the request to create a customer without password and the api creates the register.
4. Example of Request:
   

Expected result (*)

1. Should throws an Exception informing that the group_id are not found

Actual result (*)

1. It's creates the client record successfully
2. The client can't see products or add products to the quote
3. https://www.loom.com/share/bf9c71c78bd6427b9537285c6064eb80

[m2-assistant]

Hi @GDauer. 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.

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

• yes
• no

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[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: 👇

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

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[magento-engcom-team]

✅ Confirmed by @shikhamis11
Thank you for verifying the issue. Based on the provided information internal tickets MC-33923 were created

Issue Available: @shikhamis11, You will be automatically unassigned. Contributors/Maintainers can claim this issue to continue. To reclaim and continue work, reassign the ticket to yourself.

[ajithkumar-maragathavel]

@magento give me 2.4-develop instance

[magento-engcom-team]

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

[magento-engcom-team]

Hi @ajithkumar-maragathavel, here is your Magento instance.
Admin access: https://i-28064-2-4-develop.instances.magento-community.engineering/admin_0570
Login: c967ebf9 Password: 2ffe3e105b77
Instance will be terminated in up to 3 hours.

[ajithkumar-maragathavel]

@magento I am working on this

[Den4ik]

@magento give me 2.4-develop instance

[magento-engcom-team]

Hi @Den4ik. Thank you for your request. I'm working on Magento 2.4-develop instance for you

[magento-engcom-team]

Hi @Den4ik, here is your Magento instance.
Admin access: https://i-28064-2-4-develop.instances.magento-community.engineering/admin_871e
Login: 8101de4d Password: ff5ea4e48ac7
Instance will be terminated in up to 3 hours.

[m2-assistant]

Hi @engcom-Charlie. Thank you for working on this issue.
Looks like this issue is already verified and confirmed. But if you want to validate it one more time, please, go though the following instruction:

• 1. Add/Edit Component: XXXXX label(s) to the ticket, indicating the components it may be related to.
• 2. 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.
     - If the issue is not reproducible, add your comment that issue is not reproducible and close the issue and stop verification process here!
• 3. If the issue is not relevant or is not reproducible any more, feel free to close it.

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[magento-engcom-team]

Hi @GDauer. Thank you for your report.
The issue has been fixed in #28903 by @engcom-Charlie in 2.4-develop branch
Related commit(s):

• a16efb632ff2433a365e5126fbd0081e5882d70e
• 7f8dd4456dde2e6c435741905ac07ae36466243e
• b0b6dc99dd05355b88d5a50eedb4ec90ae8be664
• 616f0827865ba282c1f9ea3ac33ec0a2c314a82a
• 4ae198a6f6ce5a59abda1d0dd8b70f62baa19b42
• 360173a2e8b11db2bbddd4a5922eff754e53df1d

The fix will be available with the upcoming 2.4.1 release.