VULNERABILITY INTELLIGENCE
CVE-2026-84190
CVSS score7.2 HIGH
EPSS probability0.86%
CISA KEVNot currently listed
Published2026-09-01
Last modified2026-10-08
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- disclosure@vulncheck.com: CWE-77