CVE-2025-71333
Received Received - Intake
Unauthenticated Arbitrary File Upload in Flowise

Publication date: 2026-06-25

Last updated on: 2026-06-25

Assigner: VulnCheck

Description
Flowise through 2.2.4 contains an unauthenticated arbitrary file upload vulnerability in the /api/v1/attachments endpoint when storageType is set to local. Attackers can exploit path traversal in the chatId and chatflowId parameters to upload malicious files to arbitrary directories, potentially enabling remote code execution and server compromise.
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Meta Information
Published
2026-06-25
Last Modified
2026-06-25
Generated
2026-06-26
AI Q&A
2026-06-26
EPSS Evaluated
N/A
NVD
CVE-2025-71333
EUVD
EUVD-2025-210339
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
flowise flowise 2.2.4
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-73 The product allows user input to control or influence paths or file names that are used in filesystem operations.
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Executive Summary

This vulnerability exists in Flowise version 2.2.4 and involves an unauthenticated arbitrary file upload through the /api/v1/attachments endpoint when the storageType is set to local.

Attackers can exploit path traversal weaknesses in the chatId and chatflowId parameters to upload malicious files to arbitrary directories on the server.

This can potentially allow attackers to execute remote code and compromise the server.

Impact Analysis

The vulnerability can lead to severe security impacts including remote code execution and full server compromise.

An attacker exploiting this flaw could upload malicious files without authentication, potentially gaining control over the affected system.

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