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CVE-2026-80214— LibreNMS Virtualisation Discovery Module RCE

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社区开源的一款网络监控系统。 LibreNMS 23.10.0版本至26.4.1之前版本存在命令注入漏洞，该漏洞源于Virtualization Discovery模块存在命令行注入漏洞，可能导致经过身份验证的管理员用户在主机服务器上执行任意代码。

CVSS 8.6 · High EPSS 0.54% · P44

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
librenms librenms 23.10.0< 26.4.1 affected
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I. Basic Information for CVE-2026-80214

Vulnerability Information
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Vulnerability Title
LibreNMS Virtualisation Discovery Module RCE
Source: CVE Program / CVE List V5
Vulnerability Description
LibreNMS’s Virtualization Discovery module is vulnerable to command line injection. An authenticated admin user can execute arbitrary code on the host server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
LibreNMS 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibreNMS是LibreNMS社区开源的一款网络监控系统。 LibreNMS 23.10.0版本至26.4.1之前版本存在命令注入漏洞，该漏洞源于Virtualization Discovery模块存在命令行注入漏洞，可能导致经过身份验证的管理员用户在主机服务器上执行任意代码。
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 23.10.0 ~ 26.4.1 -

II. Public POCs for CVE-2026-80214

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III. Intelligence Information for CVE-2026-80214

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Vendor Advisories for CVE-2026-80214 (1)

Security Blog Posts for CVE-2026-80214 (1)

Same Patch Batch · librenms · 2026-08-26 · 3 CVEs total

CVE-2026-55182 8.6 HIGH LibreNMS: Remote Code Execution by Signal Alert Transportation Module
CVE-2026-45694 5.4 MEDIUM LibreNMS: Reflected XSS in the Proxmox app view via unsanitized instance/vmid parameters

IV. Related Vulnerabilities

Same product: librenms
Same vendor: librenms
Same weakness: CWE-78

V. Comments for CVE-2026-80214

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