[GHSA] GHSA-c9fv-cgmm-2wg7 (high) — LibreNMS Vulnerable to Remote Code Execution by Signal Alert Transportation module

GHSA-c9fv-cgmm-2wg7 Severity: high CVE: CVE-2026-55182

LibreNMS Vulnerable to Remote Code Execution by Signal Alert Transportation module

### Summary A vulnerability has been identified that allows an authenticated administrator to execute arbitrary code on the host server. By adding an alert transport entry, an attacker with administrative privileges can execute malicious commands.

### Details