MDVA-35910: form validation broken when “Login as Customer” disabled

The MDVA-35910 patch solves the issue where the create customer account form validation is broken when the Login as Customer extension is disabled. This patch is available when the Quality Patches Tool (QPT) 1.0.19 is installed. The patch ID is MDVA-35910. Please note that the issue was fixed in Adobe Commerce version 2.4.3.

Affected products and versions

The patch is created for Adobe Commerce version:

Adobe Commerce on cloud infrastructure 2.4.1

Compatible with Adobe Commerce versions:

Adobe Commerce (all deployment methods) 2.4.1-2.4.2

Issue

Steps to reproduce:

1. Navigate to Stores > Configuration > Customers. Disable Login as Customer in the Admin.
2. Under Login as Customer, set Enable Extension = No.
3. Save the Config, and flush the cache.
4. Navigate back to the storefront, and click Register (Create a customer account).
5. Fill out the account form, and confirm if the validation under Confirm Email is working or not.

Expected results:

The customer account creation process completes with no errors.

Actual results:

The customer account creation process does not complete, and javascript console errors show instead.

Apply the patch

To apply individual patches, use the following links depending on your deployment method:

• Adobe Commerce or Magento Open Source on-premises: Software Update Guide > Apply Patches in our developer documentation.
• Adobe Commerce on cloud infrastructure: Upgrades and Patches > Apply Patches in our developer documentation.

Related reading

To learn more about Quality Patches Tool, refer to:

• Quality Patches Tool released: a new tool to self-serve quality patches in our support knowledge base.
• Check if patch is available for your Adobe Commerce issue using Quality Patches Tool in our support knowledge base.

For info about other patches available in QPT, refer to Patches available in QPT in our developer documentation.