Auth bypass in Flowiseai Flowise

CVE-2026-73488

Flowise versions before 3.1.3 contain an insecure direct object reference vulnerability in the GET /api/v1/organization/customer-default-source endpoint that allows authenticated attackers to access other customers' payment and profile dat…

Vulnerability class: IDOR (Insecure Direct Object Reference)

Affected products

Flowiseai Flowise — versions 0, 3.1.3

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)