CVE-2025-71327— Flowise - Authentication Bypass via Unprotected Registration Endpoint
Possible ATT&CK Techniques 3AI
T1190 · Exploit Public-Facing Application T1078.001 · Default Accounts T1136.001 · Local AccountGet alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2025-71327
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Flowise - Authentication Bypass via Unprotected Registration Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Flowise contains an authentication bypass vulnerability in the unprotected /api/v1/account/register endpoint that allows unauthenticated attackers to create user accounts. Remote attackers can exploit this endpoint to register arbitrary accounts and authenticate to the system, gaining full API access without credentials.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
FlowiseAI Flowise 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FlowiseAI Flowise是FlowiseAI公司开源的一个用于轻松构建 LLM 应用程序的工具。 FlowiseAI Flowise 3.0.1版本存在授权问题漏洞，该漏洞源于/api/v1/account/register端点未受保护，可能导致未经验证的攻击者创建用户账户，进而注册任意账户并认证系统，获得完整API访问权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-71327
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
Qwen3.6-35B-A3B · 49694 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month
III. Intelligence Information for CVE-2025-71327
请登录查看更多情报信息。
Vendor Advisories for CVE-2025-71327 (2)
Same Patch Batch · Flowise · 2026-06-25 · 8 CVEs total
| CVE-2025-71338 | 10.0 CRITICAL | Flowise - Arbitrary File Write to Remote Code Execution via document-store API |
| CVE-2025-71336 | 9.8 CRITICAL | Flowise - Unsandboxed Remote Code Execution via Custom MCP |
| CVE-2025-71334 | 9.8 CRITICAL | Flowise - Arbitrary File Access via Missing Chat Flow ID Validation |
| CVE-2025-71328 | 8.3 HIGH | Flowise - Unverified Password Change via Account Settings |
| CVE-2025-71335 | 8.1 HIGH | Flowise - Session Invalidation Failure After Password Change |
| CVE-2025-71324 | 7.5 HIGH | Flowise - Arbitrary File Read via chatId Parameter |
| CVE-2025-71333 | Flowise - Arbitrary File Upload via Unauthenticated /api/v1/attachments Endpoint |
IV. Related Vulnerabilities
Same product: Flowise
- CVE-2026-73604
Flowise before 3.1.3 Credential Exposure via API - CVE-2026-73602
Flowise before 3.1.3 Sandbox Escape to RCE - CVE-2026-73603
Flowise before 3.1.4 Credential Abuse via Text-to-Speech - CVE-2026-73601
Flowise before 3.1.3 Remote Code Execution via Custom MCP - CVE-2026-73487
Flowise before 3.1.3 Prompt Injection RCE via CSV Agent
Same vendor: Flowise
- CVE-2026-56271
Flowise - Weak Default JWT Secrets in Authentication Middlew - CVE-2026-56273
Flowise - Path Traversal in Vector Store basePath Parameter - CVE-2026-56278
Flowise - Session Hijacking via Weak Default Express Session - CVE-2026-56277
Flowise - Hardcoded CORS Wildcard in TTS Endpoint - CVE-2026-58057
Flowise - Custom MCP Environment Variable Denylist Bypass vi
Same weakness: CWE-306
- CVE-2026-19971
LB-Link WR1210M Backup Endpoint backup.cgi main missing auth - CVE-2026-74245
Quay: unauthenticated exported logs download in quay - CVE-2026-74243
Quay: unauthenticated secscan notification endpoint in quay - CVE-2026-19908
PAX Technology Q80 XCB Daemon Missing Authentication Vulnera - CVE-2026-50027
mcp-memory-service: Missing Authentication on Document API E
V. Comments for CVE-2025-71327
No comments yet