CVE-2026-26992

Summary: CVE-2026-26992 affects LibreNMS up to version 26.1.1, where the port group name is not sanitized during creation via POST to /port-groups, enabling stored XSS when an admin creates a port group. The issue stems from unsanitized input in the name parameter, which is later rendered in the ...

CVE-2026-26992 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 port group, an HTTP POST request is sen...

LibreNMS 跨站脚本漏洞

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 26.1.1 contained a cross-site scripting vulnerability. This...