CVE-2025-40581: Siemens Scalance LPE9403 Firmware

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V2.1 HF0 with SINEMA Remote Connect Edge Client installed). Affected devices are vulnerable to an authentication bypass. This could allow a non-privileged local attacker to bypass the authentication of the SINEMA Remote Connect Edge Client, and to read and modify the configuration parameters.

Affected products

• Siemens Scalance LPE9403 Firmware: affected versions not specified

Published 2025-05-13. Last modified 2026-09-08.