Vulnerability · Published Jul 1, 2025 · Assigned by CERTVDE
CVE-2025-41656Pilz: Missing Authentication in Node-RED integration
Critical 10.0
In plain English
A critical-severity missing authentication in IndustrialPI 4 with Firmware Bullseye from Pilz. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 12.4% (higher than 96% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)10.0Critical
Exploit odds (30 days)12.4%top 3.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Pilz | IndustrialPI 4 with Firmware Bullseye | 0 – through 2024-08 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H