What is GHSA-hr7h-8h3p-w7rx?

GHSA-hr7h-8h3p-w7rx is a security advisory published by GitHub Security Advisories with Medium severity. LibreNMS before 26.9.0 contains a path traversal vulnerability in nfsen_channel_common.inc.php...

Which CVE IDs does GHSA-hr7h-8h3p-w7rx cover?

GHSA-hr7h-8h3p-w7rx covers the following CVE IDs: CVE-2026-109354. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hr7h-8h3p-w7rx?

GHSA-hr7h-8h3p-w7rx has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-hr7h-8h3p-w7rxMediumCVSS 4.3

LibreNMS before 26.9.0 contains a path traversal vulnerability in nfsen_channel_common.inc.php...

Vendor

GitHub Security Advisories

Published

October 12, 2026

Last Modified

October 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-109354 →

📋 Description

LibreNMS before 26.9.0 contains a path traversal vulnerability in nfsen_channel_common.inc.php that allows authenticated users to read unauthorized RRD data by injecting ../ sequences into the channel parameter. Attackers with access to one NFSen-enabled device can request graph.php with a traversed channel value to view traffic and NetFlow graphs of devices outside their authorized scope.

🔗 References (4)

https://github.com/librenms/librenms/security/advisories/GHSA-j3qf-h24w-9f42
https://nvd.nist.gov/vuln/detail/CVE-2026-109354
https://www.vulncheck.com/advisories/librenms-before-26.9.0-path-traversal-via-nfsen-channel-parameter
https://github.com/advisories/GHSA-hr7h-8h3p-w7rx