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HIGH

CVE-2025-40738

CVSS v3

8.8

HIGH

EPSS Score

13.4 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-25-191-01 CISA1 known affected

    Siemens SINEC NMS

    SINEC NMS

  • SSA-078892 Siemens ProductCERT1 known affected

    SSA-078892: Multiple Vulnerabilities in SINEC NMS Before V4.0

    SINEC NMS

Full record on NVD

Description

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-26572).

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2025-07-08
Last Modified
2025-08-21

Frequently asked questions

What is 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 locations and potentially execute code with elevated privileges (ZDI-CAN-26572).

Is CVE-2025-40738 actively exploited?

Active exploitation of CVE-2025-40738 has not been confirmed. Its EPSS score was 13.4% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-40738?

CVE-2025-40738 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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