CVE-2025-40737: Siemens Sinec Nms

High severity, CVSS 8.8. EPSS: 13.4% chance of exploitation in the next 30 days.

A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected application does not properly validate file paths when extracting uploaded ZIP files. This could allow an attacker to write arbitrary files to restricted locations and potentially execute code with elevated privileges (ZDI-CAN-26571).

Affected products

• Siemens Sinec Nms: before 4.0 (fixed in 4.0)

Published 2025-07-08. Last modified 2026-06-17.