PT-2026-84155 · Librenms · Librenms
CVSS v3.1
7.1
High
| Vector | AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N |
Name of the Vulnerable Software and Affected Versions
LibreNMS versions prior to 26.3.1
Description
Stored cross-site scripting occurs in legacy PHP templates that output SNMP-sourced and syslog-sourced data without proper escaping. An attacker controlling a monitored network device can inject arbitrary JavaScript through SNMP interface descriptions or syslog program fields, which then executes when authenticated users view the affected pages.
Recommendations
Update to version 26.3.1.
Exploit
Fix
XSS
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Weakness Enumeration
Related Identifiers
Affected Products
Librenms