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.
History

Sat, 27 Jun 2026 03:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 25 Jun 2026 22:00:00 +0000

Type Values Removed Values Added
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.
Title Flowise - Arbitrary File Upload via Unauthenticated /api/v1/attachments Endpoint
First Time appeared Flowiseai
Flowiseai flowise
Weaknesses CWE-73
CPEs cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*
Vendors & Products Flowiseai
Flowiseai flowise
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-06-25T21:41:04.896Z

Updated: 2026-06-27T02:32:21.615Z

Reserved: 2026-06-20T01:48:36.755Z

Link: CVE-2025-71333

cve-icon Vulnrichment

Updated: 2026-06-27T02:32:13.445Z

cve-icon NVD

No data.

cve-icon Redhat

No data.