Block · EDITORIAL PRIMARY-SOURCE REVIEW
Square Create checkout API is tracked by BlackTree as a vendor-operated software service. Its lifecycle page separates release identity, maintenance and security boundaries using the publisher's registered source.
This claim was manually scoped and reviewed against the linked original publisher statement. It applies only to the named release and support phase. Confirm edition, device and contract applicability before acting.
Claim scope: The deprecated Square Checkout API CreateCheckout endpoint only; it was replaced by CreatePaymentLink. This is not an end date for the replacement endpoint or Checkout API as a whole.
Reviewed 14 Sep 2026.
Square Create checkout API is tracked by BlackTree as a vendor-operated software service. Its lifecycle page separates release identity, maintenance and security boundaries using the publisher's registered source.
Used through a hosted service, API or managed product interface.
Operated by the publisher, with customer configuration and integrations where applicable.
This category-level context is generated from the registered product identity. Confirm exact product capabilities on the publisher's page .
| Product | Square Create checkout API |
|---|---|
| Release | CreateCheckout endpoint |
| End of CreateCheckout endpoint fully retired | 2 April 2023 |
| Date precision | Day |
These are product-family matches in the CISA Known Exploited Vulnerabilities catalogue. Confirm the affected product version in the vendor advisory.
No CISA known-exploited entries currently match this mapped product family.
This does not mean the product has no vulnerabilities.
OSV advisories are matched through the registered package URL. A package-family match does not prove that the installed release is affected. Check the affected and fixed versions before remediation.
No package advisories have been linked for this product identity.
This is not evidence that the product has no vulnerabilities.
The CreateCheckout endpoint will be fully retired on 2023-04-02.
Official vendor lifecycle or product-change property. Extracted records require human review.
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