CVE-2026-25656

HIGH

SINEC NMS < V4.0 SP3 and UMC < V2.15.2.1 - Uncontrolled Search Path Element

Title source: llm
STIX 2.1

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)

Core 1

Scores

CVSS v3 7.8
EPSS 0.0024
EPSS Percentile 14.6%
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