CVE-2026-84190EPSS p57.2%
CVE-2026-84190CVE-2026-84190
Description
LibreNMS versions before 26.5.0 contain a remote code execution vulnerability in the AboutController where the snmpget configuration parameter is passed to shell_exec() without proper validation. An authenticated administrator can modify the snmpget configuration to point to a malicious executable file and trigger code execution by accessing the /about endpoint.
Scoring
| CVSS | 7.2 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.86% probability of exploitation · percentile 57.2% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-08 |