Vulnerability Description
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 data by manipulating the customerId parameter. Attackers can enumerate predictable customer IDs to retrieve sensitive information including email addresses, account balances, currency types, and billing configurations without authorization checks.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Flowiseai | Flowise | < 3.1.3 |
Related Weaknesses (CWE)
References
- https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-2364-jh4q-m9vmExploitVendor Advisory
- https://www.vulncheck.com/advisories/flowise-before-idor-via-customer-default-soThird Party Advisory
- https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-2364-jh4q-m9vmExploitVendor Advisory
FAQ
What is CVE-2026-73488?
CVE-2026-73488 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 o...
How severe is CVE-2026-73488?
CVE-2026-73488 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-73488?
Check the references section above for vendor advisories and patch information. Affected products include: Flowiseai Flowise.