CVE-2026-6204

Authenticated Remote Code Execution via Binary Locations and Netcommand

Published Apr 13, 2026 CVSS 4.0 · 8.5 High EPSS 7.7% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-pr3g-phhr-h8fh LibreNMS is Vulnerable to Remote Code Execution by Arbitrary File Write
History
Type Values Removed Values Added
Title Authenticated Remote Code Execution via Binary Locations and Netcommand
Type Values Removed Values Added
Title Authenticated Remote Code Execution via Binary Locations and Netcommand in LibreNMS
Type Values Removed Values Added
Title Authenticated Remote Code Execution via Binary Locations and Netcommand in LibreNMS
Type Values Removed Values Added
Title Authenticated Remote Code Execution via Binary Locations in LibreNMS
Type Values Removed Values Added
CPEs cpe:2.3:a:librenms:librenms:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Title Authenticated Remote Code Execution via Binary Locations in LibreNMS
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Librenms
Librenms librenms
Vendors & Products Librenms
Librenms librenms
Type Values Removed Values Added
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.
Weaknesses CWE-78
References
Metrics cvssV4_0

{'score': 8.5, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
PRJBLK
Published
Updated
Apr 13, 2026, 12:43 PM
Reserved
Apr 13, 2026, 10:42 AM
Status
Analyzed
Published
Apr 13, 2026, 11:16 AM
Modified
Jun 17, 2026, 11:00 AM