CVE-2024-47526

LibreNMS has a Self-XSS ('Cross-site Scripting') in librenms/includes/html/modal/alert_template.inc.php

CVSS 3.5 LOWEPSS 0.4%CWE-79

Vexday Risk Score

8Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 3.5EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

01 Oct 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

Affected products

librenms · librenms

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References

https://github.com/librenms/librenms/blob/0e741e365aa974a74aee6b43d1b4b759158a5c7e/includes/html/forms/alert-templates.inc.php#L40 https://github.com/librenms/librenms/blob/0e741e365aa974a74aee6b43d1b4b759158a5c7e/includes/html/modal/alert_template.inc.php#L205 https://github.com/librenms/librenms/commit/f259edc19b9f0ccca484c60b1ba70a0bfff97ef5 https://github.com/librenms/librenms/security/advisories/GHSA-gcgp-q2jq-fw52