What is GHSA-r97f-5q78-rq8c?

GHSA-r97f-5q78-rq8c is a security advisory published by GitHub Security Advisories with High severity. LibreNMS before 26.3.1 contains a stored cross-site scripting vulnerability in legacy PHP...

Which CVE IDs does GHSA-r97f-5q78-rq8c cover?

GHSA-r97f-5q78-rq8c covers the following CVE IDs: CVE-2026-84192. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-r97f-5q78-rq8c?

GHSA-r97f-5q78-rq8c has a CVSS v3 base score of 7.1, published by GitHub Security Advisories.

GHSA-r97f-5q78-rq8cHighCVSS 7.1

LibreNMS before 26.3.1 contains a stored cross-site scripting vulnerability in legacy PHP...

Vendor

GitHub Security Advisories

Published

September 1, 2026

Last Modified

September 1, 2026

🔗 CVE IDs covered (1)

CVE-2026-84192 →

📋 Description

LibreNMS before 26.3.1 contains a stored cross-site scripting vulnerability in legacy PHP templates that output SNMP-sourced and syslog-sourced data without escaping. An attacker who controls a monitored network device can inject arbitrary JavaScript through SNMP interface descriptions or syslog program fields that executes when authenticated users view affected pages.

🔗 References (4)

https://github.com/librenms/librenms/security/advisories/GHSA-7w8c-qgxg-m7jx
https://nvd.nist.gov/vuln/detail/CVE-2026-84192
https://www.vulncheck.com/advisories/librenms-before-26.3.1-stored-xss-via-snmp-syslog-data
https://github.com/advisories/GHSA-r97f-5q78-rq8c