CVE-2026-41137: Flowise command injection through CSVAgent custom Pandas CSV read code

Summary

CVE-2026-41137 affects Flowise, a drag and drop user interface for building customized large language model flows, prior to 3.1.0. The CSVAgent accepts a custom Pandas CSV read code without sanitization, so an attacker can supply a command injection payload that the server interpolates and executes. The issue is rated CRITICAL (CVSS-B 9.4, CVSS:4.0 vector with low privileges required and no user interaction), and is tracked as CWE-94.

Mitigation

Fixed in 3.1.0.

Affected packages in the Exposure Registry

Matched by package name and ecosystem. Each entry shows whether the package delegates to a language model and how many tracked packages depend on it.

• flowisenpmLLM dependency since 2024-03-12
• flowise-componentsnpmLLM dependency since 2023-04-10 · 1 tracked dependent

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