What is CVE-2025-40738?

CVE-2025-40738 is a high-severity vulnerability in Siemens Sinec Nms, classified under Path Traversal. CVSS score: 8.8/10. Published 2025-07-08.

How severe is CVE-2025-40738?

High severity. CVSS v3 base score is 8.8 out of 10.

Path Traversal in Siemens Sinec Nms

CVE-2025-40738

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…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.017 (82.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Siemens Sinec Nms — versions 0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

cert-portal.siemens.com/productcert/html/ssa-078892.html

Frequently asked questions

What is CVE-2025-40738?: CVE-2025-40738 is a high-severity vulnerability in Siemens Sinec Nms, classified under Path Traversal. CVSS score: 8.8/10. Published 2025-07-08.
How severe is CVE-2025-40738?: High severity. CVSS v3 base score is 8.8 out of 10.