Critical
CVSS 9.3 Firebase Misconfig Responsible Disclosure
Disclosure
Firebase Mass Scan
Firebase Misconfiguration Mass Scan -- 2026-04-10 Scanned 100+ crypto/fintech platforms for Firebase security misconfigurations. Found 3 platforms with open Firebase Storage, 2 platforms with open Realtime Database, and 1 platform with open Firestore. The most critical finding is
- Target
- Firebase Mass Scan
- Category
- Firebase Misconfig
- 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.