CVE-2026-2728

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 users with access to the page...

LibreNMS 安全漏洞

LibreNMS is an open-source network monitoring system developed by the LibreNMS community, based on PHP and MySQL. This system features custom alerts, automatic discovery of networks, and automatic updates. Versions of LibreNMS prior to 26.3.0 contained security vulnerabilities; these...

PT-2026-32330

Name of the Vulnerable Software and Affected Versions LibreNMS versions prior to 26.3.0 Description An authenticated Cross-site Scripting issue exists on the 'showconfig' page. An attacker with administrative privileges can execute scripts that target other users who access the same page...

LibreNMS 安全漏洞

LibreNMS is an open-source network monitoring system developed by the LibreNMS community, based on PHP and MySQL. This system features custom alerts, automatic discovery of networks, and automatic updates. Versions of LibreNMS prior to 26.3.0 contained security vulnerabilities, which were caused ...

PT-2026-32331

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 compromise of the underlying web server...

GHSA-PR3G-PHHR-H8FH LibreNMS is Vulnerable to Remote Code Execution by Arbitrary File Write

Summary A vulnerability has been identified that allows an authenticated administrator to execute arbitrary code on the host server. By modifying the binary path settings for built-in network tools and bypassing an input filter, an attacker with administrative privileges can download and execute...

Cross-site Scripting (XSS)

Overview librenms/librenms is a fully featured network monitoring system that provides a wealth of features and device support. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the configuration of binary paths for network diagnostic tools via the...

LibreNMS is Vulnerable to Remote Code Execution by Arbitrary File Write

Summary A vulnerability has been identified that allows an authenticated administrator to execute arbitrary code on the host server. By modifying the binary path settings for built-in network tools and bypassing an input filter, an attacker with administrative privileges can download and execute...

Stored Cross-Site Scripting (XSS)

librenms/librenms is vulnerable to Stored Cross-Site Scripting XSS. The vulnerability is due to improper sanitization of the alert rule name in the Alert Rule API, which allows an attacker to inject malicious HTML code when creating or updating alert rules via the API...

SQL Injection

LibreNMS is vulnerable to SQL Injection. The vulnerability is due to improper input sanitization and lack of parameterization in the IPv6 address search logic, where the prefix value is directly concatenated into the SQL query string without validation, and attackers can inject arbitrary SQL...

CVE-2026-27016

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 striptags sanitization while other fields name, oid, datatype are sanitized. The...

CVE-2026-26992

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 port group, an HTTP POST request is sen...

CVE-2026-26990

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 prefix value is concatenated directly int...

CVE-2026-26991

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 a device group, an HTTP POST request is...

CVE-2026-26987

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...

CVE-2026-26989

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 malicious scripts that execute in the browser...

CVE-2026-26988

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 ajaxtable.php endpoint. The application fails to properly sanitize or parameterize user input when processing IPv6 address searches. Specifically,...

Exploit for CVE-2026-26988

!Authorhttps://img.shields.io/badge/Author-Mohammed%20Idrees%...

CVE-2026-26992

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 port group, an HTTP POST request is sen...

CVE-2026-26991

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 a device group, an HTTP POST request is...