CVE-2026-55447: Langflow BaseFileComponent arbitrary file read and RCE vulnerability

# CVE-2026-55447: Langflow BaseFileComponent arbitrary file read and RCE vulnerability

https://gcdradar.vercel.app/incidents/cve-2026-55447-langflow-basefilecomponent-arbitrary-file-rea · AIR-2026-0778 · closed 2026-06-19

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-06-19
- AI role: Attack on AI
- Products: Langflow
- CVE ids: CVE-2026-55447
- CVSS: 9.6

## Summary

Multiple file-handling components in Langflow suffer from arbitrary file read vulnerabilities. The flaw can be chained into remote code execution in RAG and document processing pipelines.

## What to do

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

## Latest updates

- 2026-06-23: CVE-2026-55447: Langflow is a tool for building and deploying AI-powered agents and workflows. (https://nvd.nist.gov/vuln/detail/CVE-2026-55447)
- 2026-06-19: CVE-2026-55447: Langflow: BaseFileComponent-based nodes arbitrary file read with RCE exploit (https://github.com/advisories/GHSA-ccv6-r384-xp75)

## Sources

- 2026-06-19 GitHub Advisory Database: CVE-2026-55447: Langflow: BaseFileComponent-based nodes arbitrary file read with RCE exploit https://github.com/advisories/GHSA-ccv6-r384-xp75
- 2026-06-23 NVD: CVE-2026-55447: Langflow is a tool for building and deploying AI-powered agents and workflows. https://nvd.nist.gov/vuln/detail/CVE-2026-55447

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