Critical
CVSS 9.3 Broken Authentication Responsible Disclosure
Disclosure
[CRITICAL]: OIDC Discovery Exposes Internal Architecture + Admin Impersonation Grant Type
Finding 3 [CRITICAL]: OIDC Discovery Exposes Internal Architecture + Admin Impersonation Grant Type `secure.[redacted].money` ve `secure-staging.[redacted].money` OIDC discovery endpoint'leri production'da 26, staging'de 85 OAuth scope ifsa ediyor. Staging'de `admin-oidc-impersonation` g
- Target
- African Payment Gateway
- Category
- Broken Authentication
- Channel
- Responsible Disclosure
- Disclosed
- 2026-03
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.