CVE-2025-71333: 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 pa
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.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-71333
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2025-713330.61% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 45% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-71333 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Flowise
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- critical[UPDATE] [critical] Flowise: Multiple vulnerabilitiescert-bund · 2026-07-10
- high[UPDATE] [high] Flowise: Multiple vulnerabilitiescert-bund · 2026-07-09
- mediumCVE-2026-56273: Flowise before 3.1.0 contains a path traversal vulnerability in Faiss and SimpleStore vector s…nvd · 2026-07-08
- criticalCVE-2026-56278: Flowise before 3.1.0 (affected versions 3.0.13 and earlier) uses a weak hardcoded default secr…nvd · 2026-06-30
- mediumCVE-2026-56277: Flowise before 3.1.2 sets Access-Control-Allow-Origin to a hardcoded wildcard (*) on its text-…nvd · 2026-06-30
- mediumCVE-2026-58057: Flowise before 3.1.3 validates Custom MCP stdio environment variables against a denylist using…nvd · 2026-06-28
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