# Duplicate Advisory : Flowise allows arbitrary file write to RCE

Source: https://junglewise.ai/threats/duplicate-advisory-flowise-allows-arbitrary-file-write-to-rce-a2970489  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-26  
License: CC BY 4.0 with a link back

Severity: critical · CVSS 10 · Published 2026-06-26

### Duplicate Advisory
This advisory has been withdrawn because it is a duplicate of GHSA-8vvx-qvq9-5948. This link is maintained to preserve external references.

### Original Description

Flowise contains a path traversal vulnerability in the /api/v1/document-store/loader/process endpoint that allows unauthenticated attackers to write arbitrary files to the filesystem. Attackers can exploit unsanitized fileName parameters with ../ sequences to overwrite critical files like package.json and achieve remote code execution when the application restarts.

Technologies: [flowise (npm)](https://junglewise.ai/threats/technologies/flowise). Vendors: [npm](https://junglewise.ai/threats/vendors/npm).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Critical severity, with a CVSS score of 10, published 26 June 2026.

**Which products and versions are affected?** flowise (npm) <= 2.2.7, SEMVER:introduced=0,last_affected=2.2.7.

**Is there a fix for This vulnerability?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected?** Check whether you run flowise (npm) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- flowise (npm) <= 2.2.7, SEMVER:introduced=0,last_affected=2.2.7

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