CVE-2026-56267— Flowise - PII Disclosure via Unauthenticated Forgot Password Endpoint
Possible ATT&CK Techniques 2AI
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I. Basic Information for CVE-2026-56267
Vulnerability Information
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Vulnerability Title
Flowise - PII Disclosure via Unauthenticated Forgot Password Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Flowise before 3.0.13 contains an information exposure vulnerability in the POST /api/v1/account/forgot-password endpoint that returns full user objects including PII to unauthenticated attackers. An attacker can enumerate valid email addresses and harvest sensitive user data including user IDs, names, account status, and timestamps by sending requests with known email addresses.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Flowise 信息泄露漏洞
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 3.0.13之前版本存在信息泄露漏洞，该漏洞源于在POST /api/v1/account/forgot-password端点的信息泄露问题，可能导致未经验证的攻击者获取包含PII的完整用户对象，从而使攻击者能够通过发送已知电子邮件的请求枚举有效的电子邮件地址并收集用户ID、姓名、帐户状态和时间戳等敏感用户数据。
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-2026-56267
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Vendor Advisories for CVE-2026-56267 (2)
Same Patch Batch · Flowise · 2026-06-20 · 4 CVEs total
| CVE-2024-58351 | 9.8 CRITICAL | Flowise - Remote Code Execution via overrideConfig Parameter |
| CVE-2025-71331 | 6.1 MEDIUM | Flowise - Cross-Site Scripting in Chat Messages and Agent Workflows |
| CVE-2026-56276 | Flowise - Mass Assignment in PUT /api/v1/user Allows Password Hash Override |
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-200
- CVE-2026-75839
ArcadeDB before 26.8.1 Information Disclosure via Cluster En - CVE-2026-75587
Plaintext pre-auth secret exposure via Desktop App diagnosti - CVE-2026-71424
Onyx: Cross-user OAuth-token leak via /api/mcp/servers* for - CVE-2026-57485
Stirling-PDF: Internal Service Account API Key Disclosure vi - CVE-2026-68520
Glances: as_dict_secure() Value-Level Bypass Leaks Credentia
V. Comments for CVE-2026-56267
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