GCD AI RADAR
incidents/AIR-2026-0873

Flowise CSV Agent prompt injection leads to remote code execution

Attack on AI2 Disclosed vulnerabilityPrompt injectionInfrastructure vulnerabilityAgent hijack

A prompt injection vulnerability in Flowise chatflows using a CSV Agent node lets the model generate Python scripts that bypass validation. The code executes in an unsandboxed pyodide environment, enabling remote execution.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

Details

type
Attack on AI
An AI model, agent or AI-powered product was the thing exploited, abused or leaked.
categories
  • Prompt injectionprimary
    Untrusted content (web pages, documents, emails, tool output) steers a model into ignoring its instructions.
  • Infrastructure vulnerability
    CVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
  • Agent hijack
    An AI agent is tricked into unauthorized actions: tool misuse, data exfiltration through the agent, or acting against its principal.
owasp llm top 10
mitre atlas
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
2 · Disclosed vulnerability
CVE or vendor advisory, patched or patchable, no confirmed exploitation.
targets
Framework / tooling
products
Flowise
incident date
4 Aug 2026
first reported
4 Aug 2026
origin
GitHub Advisory Database
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
CVE-2026-70477 · flowise · remote-code-execution
record
created 2026-10-18 07:00Z · updated 2026-10-18 10:04Z · json

Sources · 2

  1. 2026-08-04
    CVE-2026-70477: Flowise: CSV Agent Prompt Injection Remote Code Execution Vulnerability
    GitHub Advisory Database · github.com/advisories/GHSA-5xvg-pmgg-3mxr
  2. 2026-08-04
    CVE-2026-70477: Flowise is a drag & drop user interface to build a customized large language model flow.
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-70477

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