High
CVSS 8.6 Broken Authentication Responsible Disclosure
Disclosure
Email Enumeration via Password Reset
/v2/auth/password-reset/start endpoint'i, verilen e-posta adresinin sistemde kayitli olup olmadigini acikca belirten hata mesajlari dondurmektedir. Rate limit sadece 5 request/window oldugu icin sinirli, ancak birden fazla IP kullanilarak veya X-Forwarded-For manipulasyonu ile bypass edilebilir
- Target
- African Crypto Exchange
- 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.