CVE-2025-34115
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.32%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 4.0
- 8.7 HIGHCVSS: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/M
- EPSS
- 3.32% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20, CWE-78, CWE-306
- Source
- disclosure@vulncheck.com
References
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/http/op5_config_exec.rb
- https://www.exploit-db.com/exploits/39676
- https://www.itrsgroup.com/products/network-monitoring-op5-monitor
- https://www.vulncheck.com/advisories/op5-monitor-authenticated-command-execution
- http://seclists.org/fulldisclosure/2026/Sep/38
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.