CVE-2026-41264: Flowise CSV Agent Prompt Injection RCE

# CVE-2026-41264: Flowise CSV Agent Prompt Injection RCE

https://gcdradar.vercel.app/incidents/cve-2026-41264-flowise-csv-agent-prompt-injection-rce · AIR-2026-0595 · closed 2026-04-21

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-04-21
- AI role: Attack on AI
- Products: Flowise
- CVE ids: CVE-2026-41264
- CVSS: 9.8

## Summary

A vulnerability in FlowiseAI Flowise allows remote unauthenticated attackers to execute arbitrary code via the CSV agent. The flaw stems from a lack of proper sandboxing during evaluation.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-04-23: CVE-2026-41264: Flowise is a drag & drop user interface to build a customized large language model flow. (https://nvd.nist.gov/vuln/detail/CVE-2026-41264)
- 2026-04-21: CVE-2026-41264: Flowise: CSV Agent Prompt Injection Remote Code Execution Vulnerability (https://github.com/advisories/GHSA-3hjv-c53m-58jj)

## Sources

- 2026-04-21 GitHub Advisory Database: CVE-2026-41264: Flowise: CSV Agent Prompt Injection Remote Code Execution Vulnerability https://github.com/advisories/GHSA-3hjv-c53m-58jj
- 2026-04-23 NVD: CVE-2026-41264: Flowise is a drag & drop user interface to build a customized large language model flow. https://nvd.nist.gov/vuln/detail/CVE-2026-41264

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.