Vulnerability Description
Flowise before 3.1.3 contains a regex-based Python code validator bypass in CSV and Airtable Agent nodes that allows unauthenticated attackers to inject malicious code via prompt injection. Attackers can exploit unblocked pandas functions like pd.read_json() to exfiltrate datasets, perform SSRF against internal services, or achieve code execution through the unauthenticated prediction API.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Flowiseai | Flowise | <= 3.1.4 |
Related Weaknesses (CWE)
References
- https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w7x8-q2gp-5cggExploitMitigationVendor Advisory
- https://www.vulncheck.com/advisories/flowise-before-prompt-injection-rce-via-csvThird Party Advisory
- https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w7x8-q2gp-5cggExploitMitigationVendor Advisory
FAQ
What is CVE-2026-73487?
CVE-2026-73487 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Flowise before 3.1.3 contains a regex-based Python code validator bypass in CSV and Airtable Agent nodes that allows unauthenticated attackers to inject malicious code via prompt injection. Attackers ...
How severe is CVE-2026-73487?
CVE-2026-73487 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-73487?
Check the references section above for vendor advisories and patch information. Affected products include: Flowiseai Flowise.