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CVE-2025-41656— Pilz: Missing Authentication in Node-RED integration

Quick assessment

Affected
Pilz IndustrialPI 4 with Firmware Bullseye
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Pilz IndustrialPI是德国Pilz个人开发者的一个工业物联网的网关。 Pilz IndustrialPI存在访问控制错误漏洞，该漏洞源于默认未配置Node_RED服务器身份验证导致命令执行。

CVSS 10.0 · Critical EPSS 12.42% · P96
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I. Basic Information for CVE-2025-41656

Vulnerability Information
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Vulnerability Title
Pilz: Missing Authentication in Node-RED integration
Source: CVE Program / CVE List V5
Vulnerability Description
An unauthenticated remote attacker can run arbitrary commands on the affected devices with high privileges because the authentication for the Node_RED server is not configured by default.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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
Pilz IndustrialPI 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pilz IndustrialPI是德国Pilz个人开发者的一个工业物联网的网关。 Pilz IndustrialPI存在访问控制错误漏洞，该漏洞源于默认未配置Node_RED服务器身份验证导致命令执行。
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)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Pilz IndustrialPI 4 with Firmware Bullseye 0 ~ 2024-08 -

II. Public POCs for CVE-2025-41656

# POC Description Source Link Shenlong Link
1 This repository includes the code and files needed to test and execute a PoC for CVE-2025-41656 https://github.com/wallyschag/CVE-2025-41656 POC Details
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III. Intelligence Information for CVE-2025-41656

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Vendor Advisories for CVE-2025-41656 (1)

IV. Related Vulnerabilities

Same vendor: Pilz
Same weakness: CWE-306

V. Comments for CVE-2025-41656

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