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Sinec Nms CVE-2026-25656

HIGH
Uncontrolled Search Path Element (CWE-427)
2026-02-10 productcert@siemens.com
RCE Sinec Nms User Management Component
8.5
CVSS 4.0 · NVD
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Severity by source

NVD PRIMARY
8.5 HIGH
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

3
CVSS changed
Apr 14, 2026 - 09:22 NVD
7.8 (HIGH) 8.5 (HIGH)
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
CVE Published
Feb 10, 2026 - 10:15 nvd
HIGH 7.8

DescriptionCVE.org

A vulnerability has been identified in SINEC NMS (All versions), 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)

AnalysisAI

Arbitrary code execution with SYSTEM privileges in SINEC NMS User Management Component (all versions prior to V2.15.2.1) stems from improper access controls allowing low-privileged users to modify configuration files and load malicious DLLs. An authenticated attacker can exploit this to achieve complete system compromise. No patch is currently available.

Technical ContextAI

Classified as CWE-427 (Uncontrolled Search Path Element). Affects Sinec Nms. A vulnerability has been identified in SINEC NMS (All versions), 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)

RemediationAI

Monitor vendor advisories for a patch.

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CVE-2026-25656 vulnerability details – vuln.today
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