EIP-2026-119133

PRE-CVE

SIEMENS Solid Edge ST4/ST5 WebPartHelper - ActiveX RFMSsvs!JShellExecuteEx Remote Code Execution

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-119133. PoCs published by rgod.

AI-analyzed exploit summary This exploit leverages an unsafe ActiveX control in Siemens Solid Edge ST4/ST5 to execute arbitrary commands via the OpenInEditor() method, which calls ShellExecuteExW() with attacker-controlled input. The PoC demonstrates RCE by launching calc.exe or a remote .jar file to bypass confirmation prompts.

Description

SIEMENS Solid Edge ST4/ST5 WebPartHelper - ActiveX RFMSsvs!JShellExecuteEx Remote Code Execution

Exploits (1)

exploitdb WORKING POC
by rgod · textremotewindows
https://www.exploit-db.com/exploits/25713

This exploit leverages an unsafe ActiveX control in Siemens Solid Edge ST4/ST5 to execute arbitrary commands via the OpenInEditor() method, which calls ShellExecuteExW() with attacker-controlled input. The PoC demonstrates RCE by launching calc.exe or a remote .jar file to bypass confirmation prompts.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Siemens Solid Edge ST4/ST5 (WPHelper.dll)
No auth needed
Prerequisites: Victim must have Siemens Solid Edge ST4/ST5 installed · Victim must use Internet Explorer with ActiveX enabled · Attacker must host a malicious .jar file on a reachable SMB share
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026