CVE-2025-71334: Arbitrary file access vulnerability in Flowise

# CVE-2025-71334: Arbitrary file access vulnerability in Flowise

https://gcdradar.vercel.app/incidents/cve-2025-71334-arbitrary-file-access-vulnerability-in-flowis · AIR-2026-0028 · closed 2026-06-25

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Patched
- First reported: 2026-06-25
- AI role: Attack on AI
- Products: Flowise
- CVE ids: CVE-2025-71334
- CVSS: 9.8

## Summary

Flowise contains an arbitrary file access vulnerability due to missing parameter validation in file handling operations. Unauthenticated attackers can exploit endpoints to read and write arbitrary files.

## What to do

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

## Affected and fixed versions

- Affected: flowise >= 2.2.8, < 3.0.6
- Fixed in: flowise 3.0.6

## Latest updates

- 2026-06-26: GitHub advisory published (https://github.com/advisories/GHSA-w5r9-j49j-2m55)
- 2026-06-25: CVE-2025-71334: Flowise before 3.0.6 (affected versions 2.2.8 and earlier) contains an arbitrary file access vulnerability due to missing… (https://nvd.nist.gov/vuln/detail/CVE-2025-71334)

## Sources

- 2026-06-25 NVD: CVE-2025-71334: Flowise before 3.0.6 (affected versions 2.2.8 and earlier) contains an arbitrary file access vulnerability due to missing… https://nvd.nist.gov/vuln/detail/CVE-2025-71334
- 2026-06-26 GitHub Advisory Database: GHSA-w5r9-j49j-2m55: Duplicate Advisory : Flowise has arbitrary file access due to missing chat flow id validation https://github.com/advisories/GHSA-w5r9-j49j-2m55

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