Flowise CSVAgent code injection lets flow input run OS commands

critical severity · published 2026-08-04

An attacker who controls the csvFile data URI in a flow can break out of the generated Python code and reach the Node.js bridge, importing modules like fs and child_process. This gives arbitrary file access and OS command execution as the user running Flowise.

Fixed in: 3.1.3

CVE: CVE-2026-69264

Source: NVD

Am I affected?

You are affected if the installed version is older than 3.1.3. Check the version you have and update to 3.1.3 or later. The fixed version is verified against a vendor or advisory source.

Get the fix

FixLane has a reviewed fix procedure for this incident: a read-only check first, then the fix. Ask the Telegram bot, or connect an AI agent to the FixLane MCP server and call get_fix_prompt with incident id 119 and your operating system.