Critical
CVSS 9.1 API Key Exposure Responsible Disclosure
Disclosure
Shopify Payment Test Environment API Key Exposure (CRITICAL)
Finding 3: Shopify Payment Test Environment API Key Exposure (CRITICAL) The `sfy-payment-test.[redacted].ai` subdomain exposes a [redacted] API key in its Next.js `__NEXT_DATA__` runtime configuration, accessible without authentication. This is a Shopify payment integration test environmen
- Target
- MENA BNPL Provider
- Category
- API Key Exposure
- Channel
- Responsible Disclosure
- Disclosed
- 2026-04
Redaction note
Vendor identity withheld.
This finding is documented here as part of MemCyber’s public disclosure record. The vendor has been anonymized to a sector and region descriptor. Full technical detail — including root cause, reproducible proof-of-concept, remediation guidance, and vendor attribution where granted — is available to qualified prospects under NDA.
Coordinated disclosure
How we handled it.
- Reported to the vendor via Responsible Disclosure with a reproducible proof-of-concept.
- Triage + remediation window coordinated with the vendor security team.
- Fix verified before any public reference.
- This record published only after the embargo period closed.