What’s Vulnerable › Vulnerabilities
CVE-2026-25656
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-02-10 · updated 2026-06-17
- Weakness: CWE-427
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)
Affected products
- Siemens SINEC NMS: all versions
- Siemens User Management Component: before 2.15.2.1 — fixed in 2.15.2.1
How to fix
Upgrade to a fixed version: Siemens User Management Component 2.15.2.1. Check the vendor advisory for mitigations.
References
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