106 results · Feed
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High 7.1
LibreNMS before 26.3.1 Stored XSS via SNMP/Syslog Data
LibreNMS before 26.3.1 contains a stored cross-site scripting vulnerability in legacy PHP templates that output SNMP-sourced and syslog-sourced data without escaping. An attacker who controls a monitored network device can inject arbitrary JavaScript through …
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High 7.2
LibreNMS before 26.5.0 Remote Code Execution via AboutController
LibreNMS versions before 26.5.0 contain a remote code execution vulnerability in the AboutController where the snmpget configuration parameter is passed to shell_exec() without proper validation. An authenticated administrator can modify the snmpget configura…
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High 8.1
LibreNMS before 26.7.0 Stored XSS via Oxidized API
LibreNMS through 26.4.0 renders JSON fields (name, ip, model, author, commit message) returned by the admin-configurable Oxidized integration URL (oxidized.url) into the device showconfig page without applying htmlspecialchars(). An administrator who points t…
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Medium 4.8
librenms before 26.7.0 Stored XSS via graph_descr settings
LibreNMS versions <= 26.4.0 contain a stored cross-site scripting vulnerability in the graph_descr.<graphtype> configuration settings, which are echoed verbatim without HTML escaping in includes/html/pages/graphs.inc.php. An administrator can store a maliciou…
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High 8.6
LibreNMS: Remote Code Execution by Signal Alert Transportation Module
LibreNMS is a network monitoring system. In versions from 21.6.0 up to 26.5.0, the Signal alert transport is vulnerable to command injection because the signal-cli path and the Recipient field of an alert transport entry are insufficiently escaped before bein…
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Medium 5.4
LibreNMS: Reflected XSS in the Proxmox app view via unsanitized instance/vmid parameters
LibreNMS is a network monitoring system. In versions up to and including 26.4.0, the Proxmox application view is vulnerable to reflected cross-site scripting through the user-supplied instance and vmid GET parameters, which are reflected into the page title w…
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Critical 9.1CVE-2024-51092 Public exploit
LibreNMS has an Authenticated OS Command Injection
LibreNMS before 24.10.0 allows a remote attacker to execute arbitrary code via OS command injection involving AboutController.php's index(), SettingsController.php's update(), and PollDevice.php's initRrdDirectory().
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High 8.5
LibreNMS is Vulnerable to Remote Code Execution by Arbitrary File Write
LibreNMS versions before 26.3.0 are affected by an authenticated remote code execution vulnerability by abusing the Binary Locations config and the Netcommand feature. Successful exploitation requires administrative privileges. Exploitation could result in co…
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Medium 4.6
LibreNMS: Cross-Site Scripting in ShowConfigController
LibreNMS versions before 26.3.0 are affected by an authenticated Cross-site Scripting vulnerability on the showconfig page. Successful exploitation requires administrative privileges. Exploitation could result in XSS attacks being performed against other user…
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Medium 5.1
LibreNMS has Stored Cross-Site Scripting via unsanitized /port-groups name
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. In versions 26.1.1 and below, the port group name is not sanitized, allowing attackers with admin privileges to perform Stored Cross-Site Scripting (XSS) attacks. When a user adds a…
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Medium 5.1
LibreNMS vulnerable to Stored Cross-site Scripting through unsanitized /device-groups name
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. In versions 26.1.1 and below, the device group name is not sanitized, allowing attackers with admin privileges to perform Stored Cross-Site Scripting (XSS) attacks. When a user adds…
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Medium 5.4
LibreNMS has Stored XSS in Custom OID - unit parameter missing strip_tags()
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 24.10.0 through 26.1.1 are vulnerable to Stored XSS via the unit parameter in Custom OID. The Custom OID functionality lacks strip_tags() sanitization while other fields (n…
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High 8.8
LibreNMS has Time-Based Blind SQL Injection in address-search.inc.php
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 25.12.0 and below have a Time-Based Blind SQL Injection vulnerability in address-search.inc.php via the address parameter. When a crafted subnet prefix is supplied, the pre…
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Medium 4.3
LibreNMS has Stored XSS in Alert Rule
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 25.12.0 and below are affected by a Stored Cross-Site Scripting (XSS) vulnerability in the Alert Rules workflow. An attacker with administrative privileges can inject malic…
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Critical 9.3CVE-2026-26988 Public exploit
LibreNMS: SQL Injection in ajax_table.php spreads through a covert data stream
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 25.12.0 and below contain an SQL Injection vulnerability in the ajax_table.php endpoint. The application fails to properly sanitize or parameterize user input when processi…
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Medium 5.3
LibreNMS affected by reflected XSS via email field
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 25.12.0 and below are vulnerable to Reflected XSS attacks via email field. This issue has been fixed in version 26.2.0.
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High 7.1
LibreNMS 1.46 - MAC Accounting Graph Authenticated SQL Injection
LibreNMS 1.46 contains an authenticated SQL injection vulnerability in the MAC accounting graph endpoint that allows remote attackers to extract database information. Attackers can exploit the vulnerability by manipulating the 'sort' parameter with crafted SQ…
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Medium 4.3
LibreNMS Alert Rule API Cross-Site Scripting Vulnerability
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Prior to version 25.12.0, the Alert Rule API is vulnerable to stored cross-site scripting. Alert rules can be created or updated via LibreNMS API. The alert rule name is not properl…
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Medium 5.5
LibreNMS is vulnerable to SQL Injection (Boolean-Based Blind) in hostname parameter in ajax_output.php endpoint
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Prior to version 25.11.0, a boolean-based blind SQL injection vulnerability was identified in the LibreNMS application at the /ajax_output.php endpoint. The hostname parameter is in…
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Low 3.7
LibreNMS has Weak Password Policy
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Prior to version 25.11.0, a weak password policy vulnerability was identified in the user management functionality of the LibreNMS application. This vulnerability allows administrat…
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Medium 6.2
LibreNMS vulnerable to Reflected Cross-Site Scripting (XSS) in endpoint `/maps/nodeimage` parameter `Image Name`
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Prior to version 25.11.0, a reflected cross-site scripting (XSS) vulnerability was identified in the LibreNMS application at the /maps/nodeimage endpoint. The Image Name parameter i…
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Low 3.8
LibreNMS alert-rules Cross-Site Scripting Vulnerability
LibreNMS is a community-based GPL-licensed network monitoring system. The alert rule name in the Alerts > Alert Rules page is not properly sanitized, and can be used to inject HTML code. This vulnerability is fixed in 25.10.0.
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Medium 5.5CVE-2025-62411 EPSS 13%
Stored XSS in Alert Transport name field in LibreNMS
LibreNMS is a community-based GPL-licensed network monitoring system. LibreNMS <= 25.8.0 contains a Stored Cross-Site Scripting (XSS) vulnerability in the Alert Transports management functionality. When an administrator creates a new Alert Transport, the valu…
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Medium 5.5
LibreNMS vulnerable to Reflected-XSS in `report_this` function
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. Prior to 25.7.0, there is a reflected-XSS in `report_this` function in `librenms/includes/functions.php`. The `report_this` function had improper filtering (`htmlentities` function wa…
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Medium 5.5CVE-2025-55296 EPSS 18%
LibreNMS allows stored XSS in Alert Template name field
librenms is a community-based GPL-licensed network monitoring system. A stored Cross-Site Scripting (XSS) vulnerability exists in LibreNMS (<= 25.6.0) in the Alert Template creation feature. This allows a user with the admin role to inject malicious JavaScrip…
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High 7.5
LibreNMS has Authenticated Local File Inclusion in ajax_form.php that Allows RCE
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware and operating systems. LibreNMS versions 25.6.0 and below contain an architectural vulnerability in the ajax_form.php endpoint …
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Low 2.1CVE-2025-47931 EPSS 10%
LibreNMS stored Cross-site Scripting vulnerability in poller group name
LibreNMS is PHP/MySQL/SNMP based network monitoring software. LibreNMS v25.4.0 and prior suffers from a Stored Cross-Site Scripting (XSS) Vulnerability in the `group name` parameter of the `http://localhost/poller/groups` form. This vulnerability allows attac…
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Medium 4.6
Stored XSS-LibreNMS-Display Name 2 in librenms
librenms is a community-based GPL-licensed network monitoring system. Affected versions are subject to a stored XSS on the parameters (Replace $DEVICE_ID with your specific $DEVICE_ID value):`/device/$DEVICE_ID/edit` -> param: display. Librenms versions up to…
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Medium 4.6
Stored-XSS-LibreNMS-Display-Name in librenms
librenms is a community-based GPL-licensed network monitoring system. Affected versions are subject to a stored XSS on the parameters (Replace $DEVICE_ID with your specific $DEVICE_ID value):`/device/$DEVICE_ID/edit` -> param: display. Librenms versions up to…
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Medium 4.6
Stored XSS-LibreNMS-Ports in librenms
librenms is a community-based GPL-licensed network monitoring system. Affected versions are subject to a stored XSS on the parameter: `/ajax_form.php` -> param: descr. Librenms version up to 24.10.1 allow remote attackers to inject malicious scripts. When a u…
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Medium 4.6CVE-2025-23200 EPSS 49%
Stored XSS-LibreNMS-Misc Section in librenms
librenms is a community-based GPL-licensed network monitoring system. Affected versions are subject to a stored XSS on the parameter: `ajax_form.php` -> param: state. Librenms versions up to 24.10.1 allow remote attackers to inject malicious scripts. When a u…
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Medium 5.4
Reflected Cross-site Scripting on error alert in librenms
librenms is a community-based GPL-licensed network monitoring system. Affected versions are subject to Cross-site Scripting (XSS) on the parameters:`/addhost` -> param: community. Librenms versions up to 24.10.1 allow remote attackers to inject malicious scri…
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Medium 5.4CVE-2024-53457 EPSS 46%
LibreNMS stored cross-site scripting (XSS) vulnerability in the Device Settings section
A stored cross-site scripting (XSS) vulnerability in the Device Settings section of LibreNMS v24.9.0 to v24.10.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Display Name parameter.
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Medium 4.8
LibreNMS has a Stored XSS ('Cross-site Scripting') in librenms/includes/html/pages/device/services.inc.php
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the "Services" tab of the Device page allows authenticated users to inject arbitrary JavaScript through the "descr" parameter when…
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Medium 4.8
LibreNMS has a Stored XSS ('Cross-site Scripting') in librenms/includes/html/print-customoid.php
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the "Custom OID" tab of a device allows authenticated users to inject arbitrary JavaScript through the "unit" parameter when creat…
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Medium 4.8
LibreNMS has a Reflected XSS ('Cross-site Scripting') in librenms/includes/html/pages/wireless.inc.php
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Reflected Cross-Site Scripting (XSS) vulnerability in the "metric" parameter of the "/wireless" and "/health" endpoints allows attackers to inject arbitrary JavaScript. This vulnera…
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Medium 4.8
LibreNMS has a Stored XSS ('Cross-site Scripting') in librenms/includes/html/dev-overview-data.inc.php
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the Device Overview page allows authenticated users to inject arbitrary JavaScript through the "overwrite_ip" parameter when editi…
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Medium 4.8
LibreNMS has a Stored XSS ('Cross-site Scripting') in librenms/app/Http/Controllers/Table/EditPortsController.php
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the "Port Settings" page allows authenticated users to inject arbitrary JavaScript through the "descr" parameter when editing a de…
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Medium 4.8
LibreNMS has a Persistent XSS from Insecure Input Sanitization Affects Multiple Endpoints
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. User with Admin role can edit the Display Name of a device, the application did not properly sanitize the user input in the device Display Name, if java script code is inside the name…
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Medium 4.8CVE-2024-50352 EPSS 41%
LibreNMS has a Stored XSS ('Cross-site Scripting') in librenms/includes/html/pages/device/overview/services.inc.php
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the "Services" section of the Device Overview page allows authenticated users to inject arbitrary JavaScript through the "name" pa…