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CVE-2026-6204

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社区的一套基于PHP和MySQL的开源网络监控系统。该系统具有自定义警报、自动发现网络环境和自动更新等特点。 LibreNMS 26.3.0之前版本存在安全漏洞，该漏洞源于滥用Binary Locations配置和Netcommand功能，可能导致经过身份验证的远程代码执行。

AI Predicted 8.8 Difficulty: Easy EPSS 0.93% · P60
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I. Basic Information for CVE-2026-6204

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
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:N/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 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibreNMS是LibreNMS社区的一套基于PHP和MySQL的开源网络监控系统。该系统具有自定义警报、自动发现网络环境和自动更新等特点。 LibreNMS 26.3.0之前版本存在安全漏洞，该漏洞源于滥用Binary Locations配置和Netcommand功能，可能导致经过身份验证的远程代码执行。
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 0 ~ 26.3.0 -

II. Public POCs for CVE-2026-6204

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III. Intelligence Information for CVE-2026-6204

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Vendor Advisories for CVE-2026-6204 (1)

Security Blog Posts for CVE-2026-6204 (1)

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-6204

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