CVE-2024-47526

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

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.

Affected

librenms

CVSS v4.0 GitHub

1.9 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P

CVSS v3.1 NVD

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

CVSS v3.1 GITHUB

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

EPSS

0.48% chance of exploitation in the next 30 days, 40th percentile

Published

2024-10-01

Updated

2024-10-02

Proof-of-concept exploits (2)

• librenms/librenms/security/advisories/GHSA-gcgp-q2jq-fw52
• advisories/GHSA-gcgp-q2jq-fw52

Security advisories

• librenms/librenms/commit/f259edc19b9f0ccca484c60b1ba70a0bfff97ef5

References

• CVE Record
• NVD entry