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CVE-2024-47526— LibreNMS has a Self-XSS ('Cross-site Scripting') in librenms/includes/html/modal/alert_template.inc.php

Quick assessment

Affected
librenms librenms
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LibreNMS是LibreNMS社区的一套基于PHP和MySQL的开源网络监控系统。该系统具有自定义警报、自动发现网络环境和自动更新等特点。 LibreNMS 24.7.0版本及之前版本存在跨站脚本漏洞，该漏洞源于允许用户将任意JavaScript注入警报模板的名称中。

CVSS 3.5 · Low EPSS 0.48% · P40

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2024-47526

Vulnerability Information
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Vulnerability Title
LibreNMS has a Self-XSS ('Cross-site Scripting') in librenms/includes/html/modal/alert_template.inc.php
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
LibreNMS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibreNMS是LibreNMS社区的一套基于PHP和MySQL的开源网络监控系统。该系统具有自定义警报、自动发现网络环境和自动更新等特点。 LibreNMS 24.7.0版本及之前版本存在跨站脚本漏洞，该漏洞源于允许用户将任意JavaScript注入警报模板的名称中。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
librenms librenms < 24.9.0 -

II. Public POCs for CVE-2024-47526

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III. Intelligence Information for CVE-2024-47526

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Same Patch Batch · librenms · 2024-10-01 · 6 CVEs total

CVE-2024-47527 7.5 HIGH LibreNMS has a Stored XSS ('Cross-site Scripting') in librenms/includes/html/pages/device-
CVE-2024-47525 7.5 HIGH Stored XSS ('Cross-site Scripting') in librenms/includes/html/print-alert-rules.php
CVE-2024-47523 7.5 HIGH LibreNMS has Stored Cross-site Scripting vulnerability in "Alert Transports" feature
CVE-2024-47524 7.2 HIGH LibreNMS has Stored Cross-site Scripting vulnerability in "Device Group" Name
CVE-2024-47528 LibreNMS Contains a Stored XSS via File Upload

IV. Related Vulnerabilities

Same product: librenms
Same vendor: librenms
Same weakness: CWE-79

V. Comments for CVE-2024-47526

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