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CVE-2026-91932— Flowise before 3.1.4 Remote Code Execution via cwd Parameter

Quick assessment

Affected
FlowiseAI Flowise
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

FlowiseAI Flowise是FlowiseAI公司开源的一款可视化编排语言模型应用流程的工具。 FlowiseAI Flowise 3.1.4之前版本存在输入验证错误漏洞，该漏洞源于MCP服务器配置存在验证绕过，未对cwd参数进行验证，攻击者可利用args数组中的干净文件名绕过路径验证并控制工作目录，可能导致远程代码执行。

CVSS 8.5 · High EPSS 0.73% · P54

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 4

VendorProduct Version RangeStatus
FlowiseAI Flowise < 3.1.4 affected
3.1.4 unaffected
< 3.1.4 affected
3.1.4 unaffected
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I. Basic Information for CVE-2026-91932

Vulnerability Information
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Vulnerability Title
Flowise before 3.1.4 Remote Code Execution via cwd Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
Flowise before 3.1.4 contains a validation bypass vulnerability in MCP server configuration allowing authenticated attackers remote code execution through an unvalidated cwd parameter. Attackers can bypass path validation using clean filenames in the args array while controlling the working directory to execute malicious code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
FlowiseAI Flowise 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FlowiseAI Flowise是FlowiseAI公司开源的一款可视化编排语言模型应用流程的工具。 FlowiseAI Flowise 3.1.4之前版本存在输入验证错误漏洞，该漏洞源于MCP服务器配置存在验证绕过，未对cwd参数进行验证，攻击者可利用args数组中的干净文件名绕过路径验证并控制工作目录，可能导致远程代码执行。
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

Vendor Product Affected Versions CPE Subscribe
FlowiseAI Flowise 0 ~ 3.1.4 -
FlowiseAI Flowise 0 ~ 3.1.4 -

II. Public POCs for CVE-2026-91932

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III. Intelligence Information for CVE-2026-91932

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Vendor Advisories for CVE-2026-91932 (2)

Same Patch Batch · FlowiseAI · 2026-09-15 · 10 CVEs total

CVE-2026-91934 8.8 HIGH Flowise before 3.1.4 Remote Code Execution via SQL Database Chain
CVE-2026-91931 8.5 HIGH Flowise before 3.1.4 Remote Code Execution via Custom MCP npx
CVE-2026-91935 8.3 HIGH Flowise before 3.1.4 SSRF and API Key Exfiltration via Chat Model Nodes
CVE-2026-91930 7.5 HIGH Flowise before 3.1.4 Cross-Tenant Organization Admin Takeover
CVE-2026-91937 7.5 HIGH Flowise before 3.1.4 NoSQL Injection via sessionId
CVE-2026-91933 7.1 HIGH Flowise before 3.1.4 Authorization Bypass via openai-realtime
CVE-2026-91929 7.1 HIGH Flowise before 3.1.4 Cross-Tenant Authorization Bypass
CVE-2026-91938 7.1 HIGH Flowise before 3.1.4 Server-Side Request Forgery via document loaders
CVE-2026-91936 6.8 MEDIUM Flowise before 3.1.4 Script Injection via Docker Workflows

IV. Related Vulnerabilities

Same product: Flowise
Same vendor: FlowiseAI
Same weakness: CWE-20