SINEC NMS UMC <V2.15.2.1 Config Mod Allow DLL Exec (SYSTEM)
CVE-2026-25656 Published on February 10, 2026
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)
Weakness Type
What is a DLL preloading Vulnerability?
The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.
CVE-2026-25656 has been classified to as a DLL preloading vulnerability or weakness.
Products Associated with CVE-2026-25656
Want to know whenever a new CVE is published for Siemens Sinec Nms? stack.watch will email you.
Affected Versions
Siemens SINEC NMS:- Before * is affected.
- Before V2.15.2.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.