CVE-2026-84190 — LibreNMS before 26.5.0 Remote Code Execution via AboutController
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 …
Published: 2026-09-01 · CVSS: 8.7 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7