PT-2026-52612 · Flowise · Flowise

Dorattias · Published 2026-06-25 · Updated 2026-06-25 · CVE-2025-71333

NVD

CVSS v4.0

9.3

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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.

Fix

Weakness Enumeration

CWE-73

Related Identifiers

CVE-2025-71333

Affected Products

Flowise

References · 3

• https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-h42x-xx2q-6v6g · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-71333 · Security Note
• https://vulncheck.com/advisories/flowise-arbitrary-file-upload-via-unauthenticated-api-v1-attachments-endpoint · Note