Description
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Self Cross-Site Scripting (Self-XSS) vulnerability in the "Alert Templates" feature allows users to inject arbitrary JavaScript into the alert template's name. This script executes immediately upon submission but does not persist after a page refresh.
References (4)
Core 4
Core References
Exploit, Product x_refsource_confirm
https://github.com/librenms/librenms/security/advisories/GHSA-gcgp-q2jq-fw52
Patch x_refsource_misc
https://github.com/librenms/librenms/commit/f259edc19b9f0ccca484c60b1ba70a0bfff97ef5
Scores
CVSS v3
3.5
EPSS
0.0014
EPSS Percentile
34.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (2)
librenms/librenms
< 24.9.0
librenms/librenms
0 - 24.9.0Packagist
Published
Oct 01, 2024
Tracked Since
Feb 18, 2026