Description
An authenticated command injection vulnerability exists in OP5 Monitor through version 7.1.9 via the 'cmd_str' parameter in the command_test.php endpoint. A user with access to the web interface can exploit the 'Test this command' feature to execute arbitrary shell commands as the unprivileged web application user. The vulnerability resides in the configuration section of the application and requires valid login credentials with access to the command testing functionality. This issue is fixed in version 7.2.0.
References5
Metrics
- CVSS 4.0
-
8.7
HIGH
Score source: CNA
CVSS:4.0/AV:N/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 - EPSS — exploit probability
- 3% percentile: 89 · as of 7 November 2026
- CWE
- CWE-20CWE-78CWE-306
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.