CVE-2025-66266

Publication date

2025-11-26 01:16:40

Family

Gridware

State

PUBLISHED

Description

The RupsMon.exe service executable in UPSilon 2000 has insecure permissions, allowing the Everyone group Full Control. A local attacker can replace the executable with a malicious binary to execute code with SYSTEM privileges or simply change the config path of the service to a command; starting and stopping the service to immediately achieve code execution and privilege escalation