CVE-2025-71338: Flowise - Arbitrary File Write to Remote Code Execution via document-store API

Published Jun 25, 2026
·
Updated

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.

Affected Software

2 affected components
Flowise
FlowiseAI Flowise<=3.1.3

Event History

Jun 25, 2026
CVE Published
via MITRE·09:41 PM
Data Sourced
via MITRE·09:41 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-71338?

CVE-2025-71338 has a severity rating of critical (10).

2

How do I fix CVE-2025-71338?

To mitigate CVE-2025-71338, sanitize the fileName parameters to prevent path traversal and unauthorized file writes.

3

What type of vulnerability is CVE-2025-71338?

CVE-2025-71338 is a path traversal vulnerability that allows unauthorized file manipulation.

4

Who is affected by CVE-2025-71338?

CVE-2025-71338 affects users of the Flowise application that utilizes the document-store API.

5

What are the potential consequences of exploiting CVE-2025-71338?

Exploiting CVE-2025-71338 can lead to arbitrary file writes and remote code execution, compromising system integrity.

Contact

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