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CVE-2026-40346— NocoBase has SSRF in Workflow HTTP Request and Custom Request Plugins

Quick assessment

Affected
nocobase @nocobase/plugin-workflow-request
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.

Nocobase是NocoBase开源的一个低代码平台。 NocoBase 2.0.37之前版本存在安全漏洞，该漏洞源于工作流HTTP请求插件和自定义请求操作插件向用户提供的URL发起服务器端HTTP请求时缺少SSRF保护，可能导致经过身份验证的用户访问内部网络服务、云元数据端点和本地主机。

AI Predicted 8.6 Difficulty: Easy EPSS 0.43% · P36

Possible ATT&CK Techniques 1 AI

T1071 · Application Layer Protocol
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I. Basic Information for CVE-2026-40346

Vulnerability Information
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Vulnerability Title
NocoBase has SSRF in Workflow HTTP Request and Custom Request Plugins
Source: CVE Program / CVE List V5
Vulnerability Description
NocoBase is an AI-powered no-code/low-code platform for building business applications and enterprise solutions. Prior to version 2.0.37, NocoBase's workflow HTTP request plugin and custom request action plugin make server-side HTTP requests to user-provided URLs without any SSRF protection. An authenticated user can access internal network services, cloud metadata endpoints, and localhost. Version 2.0.37 contains a patch.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Nocobase 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nocobase是NocoBase开源的一个低代码平台。 NocoBase 2.0.37之前版本存在安全漏洞，该漏洞源于工作流HTTP请求插件和自定义请求操作插件向用户提供的URL发起服务器端HTTP请求时缺少SSRF保护，可能导致经过身份验证的用户访问内部网络服务、云元数据端点和本地主机。
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
nocobase @nocobase/plugin-workflow-request < 2.0.37 -

II. Public POCs for CVE-2026-40346

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III. Intelligence Information for CVE-2026-40346

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Patches & Fixes for CVE-2026-40346 (1)

Vendor Advisories for CVE-2026-40346 (1)

IV. Related Vulnerabilities

Same vendor: nocobase
Same weakness: CWE-918

V. Comments for CVE-2026-40346

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