HIGH 8.7 NVD
CVE-2026-84190
LibreNMS versions before 26.5.0 contain a remote code execution vulnerability in the AboutController where the snmpget configuration parameter is passed to shel
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.
References
- https://github.com/librenms/librenms/security/advisories/GHSA-jf24-8g2h-2wg7
- https://www.vulncheck.com/advisories/librenms-before-26.5.0-remote-code-execution-via-abou
- https://github.com/librenms/librenms/security/advisories/GHSA-jf24-8g2h-2wg7
This high severity vulnerability with a CVSS score of 8.7 was published on 2026-09-01 via NVD.
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