CVE-2026-25656

HIGH

Siemens Sinec Nms < 2.15.2.1 - Uncontrolled Search Path

Title source: rule

Description

A vulnerability has been identified in SINEC NMS (All versions < V4.0 SP3), User Management Component (UMC) (All versions < V2.15.2.1). The affected application permits improper modification of a configuration file by a low-privileged user. This could allow an attacker to load malicious DLLs, potentially leading to arbitrary code execution with SYSTEM privileges.(ZDI-CAN-28108)

References (1)

[Vendor Advisory] https://cert-portal.siemens.com/productcert/html/ssa-311973.html

Scores

CVSS v3 7.8

EPSS 0.0001

EPSS Percentile 1.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-427

Status published

Products (4)

Siemens/SINEC NMS < V4.0 SP3

siemens/sinec_nms

Siemens/User Management Component (UMC) < V2.15.2.1

siemens/user_management_component < 2.15.2.1

Published Feb 10, 2026

Tracked Since Feb 18, 2026