OP5 Monitor vulnerability

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.

Published 15 Jul 2025Updated 8 Sep 20265 sources
CVSS 8.7

What happened

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.

Affected versions

OP5 Monitor: 0 through 7.1.9 (semver) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.