CVE-2026-59253— n8n - Improper Authorization in Workflow Assignment to Folders
Possible ATT&CK Techniques 2AI
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I. Basic Information for CVE-2026-59253
Vulnerability Information
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Vulnerability Title
n8n - Improper Authorization in Workflow Assignment to Folders
Source: NVD (National Vulnerability Database)
Vulnerability Description
n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects. Attackers can bypass project and folder authorization boundaries by supplying crafted request payloads during workflow creation, causing logical integrity violations in target project folder structures.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: NVD (National Vulnerability Database)
Vulnerability Title
n8n 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
n8n是n8n公司开源的一个可扩展的工作流自动化工具。 n8n 2.28.0之前版本存在授权问题漏洞，该漏洞源于授权不当，允许已认证用户通过在工作流创建期间提供特制的请求有效载荷，绕过项目和文件夹授权边界，导致目标项目文件夹结构中的逻辑完整性受损。
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-2026-59253
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-59253 (2)
Same Patch Batch · n8n · 2026-07-08 · 7 CVEs total
| CVE-2026-56776 | 7.4 HIGH | n8n - Incorrect OAuth Scope Validation in Workflow Test Run Endpoint |
| CVE-2026-56778 | 6.4 MEDIUM | n8n - Authorization Bypass in Public API Execution Retry Endpoint |
| CVE-2026-56359 | 5.4 MEDIUM | n8n - Cross-Site Scripting in Credential Management OAuth2 Authorization URL |
| CVE-2026-56775 | 5.4 MEDIUM | n8n - Incorrect OAuth Scope Validation in Evaluation Test Runs Endpoints |
| CVE-2026-56360 | 4.0 MEDIUM | n8n - Webhook Forgery via Unsigned POST Requests in ZendeskTrigger |
| CVE-2026-59257 | n8n - SQL Injection in MySQL v1 executeQuery Operation via Expression Interpolation |
IV. Related Vulnerabilities
Same product: n8n
- CVE-2026-58661
n8n - Disk Space Exhaustion via Data-Table File Upload Endpo - CVE-2026-56354
n8n - Cross-Site Scripting and Open Redirect in Form Node - CVE-2026-59209
n8n: Shared Credential Header Leak via HTTP Request Paginati - CVE-2026-59206
n8n: Prototype Pollution via Workflow Credentials Leads to U - CVE-2026-59208
n8n: Cross-Issuer Token Exchange Account Binding via Subject
Same vendor: n8n
- CVE-2026-58661
n8n - Disk Space Exhaustion via Data-Table File Upload Endpo - CVE-2026-56354
n8n - Cross-Site Scripting and Open Redirect in Form Node - CVE-2026-59257
n8n - SQL Injection in MySQL v1 executeQuery Operation via E - CVE-2026-56778
n8n - Authorization Bypass in Public API Execution Retry End - CVE-2026-56776
n8n - Incorrect OAuth Scope Validation in Workflow Test Run
Same weakness: CWE-639
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WCFM – Frontend Manager for WooCommerce <= 6.7.27 - Authenti - CVE-2026-13116
PDF Invoices & Packing Slips for WooCommerce <= 5.14.0 - Ins - CVE-2026-55881
OpenReplay: Cross-tenant session replay disclosure via missi - CVE-2026-55880
OpenReplay: Cross-user IDOR in notes and dashboard widgets - CVE-2026-55515
Snipe-IT: Cross-company deletion of pending checkout accepta
V. Comments for CVE-2026-59253
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