CVE-2026-69255: Flowise CSV Agent Remote Code Execution via Pyodide Code Injection

# CVE-2026-69255: Flowise CSV Agent Remote Code Execution via Pyodide Code Injection

https://gcdradar.vercel.app/incidents/cve-2026-69255-flowise-csv-agent-remote-code-execution-via-p · AIR-2026-0893 · closed 2026-08-18

- Lane: Patch now
- Severity: 3 (Confirmed exploitation)
- Fix status: Fix status unknown
- First reported: 2026-08-04
- AI role: Attack on AI
- Products: Flowise, Pyodide
- CVE ids: CVE-2026-69255
- CVSS: 9.2

## Summary

Code injection through the CSV Agent in Flowise permits remote code execution via Pyodide, with working root shell exploits verified. The issue requires immediate patching by administrators.

## What to do

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

## Latest updates

- 2026-08-04: CVE-2026-69255: Flowise is a drag & drop user interface to build a customized large language model flow. (https://nvd.nist.gov/vuln/detail/CVE-2026-69255)
- 2026-08-04: CVE-2026-69255: Flowise: CSV Agent Remote Code Execution via Pyodide Code Injection — Root Shell Verified (https://github.com/advisories/GHSA-vmv7-4m6c-3cg5)

## Sources

- 2026-08-04 GitHub Advisory Database: CVE-2026-69255: Flowise: CSV Agent Remote Code Execution via Pyodide Code Injection — Root Shell Verified https://github.com/advisories/GHSA-vmv7-4m6c-3cg5
- 2026-08-04 NVD: CVE-2026-69255: Flowise is a drag & drop user interface to build a customized large language model flow. https://nvd.nist.gov/vuln/detail/CVE-2026-69255

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