CVE-2018-20678

LibreNMS SQL Injection

8.8 HighFix available

LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a search.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.38%Up 0.8 points since Apr 14, 2021

What each source reports

NVD Score used 8.8

LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a search.

Record: CVE-2018-20678
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness: CWE-89
Updated: 2026-11-02

CVE List No score

LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a search.

Record: CVE-2018-20678
Updated: 2026-11-02

EUVDEUVD-2022-2372 No score

LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a search.

Record: EUVD-2022-2372
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4fwh-r866-pvh9 8.8

LibreNMS SQL Injection

LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a search.

Record: GHSA-4fwh-r866-pvh9
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-89
Updated: 2026-11-02

OSV 8.8

LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a search.

Record: CVE-2018-20678
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-4fwh-r866-pvh9 8.8

LibreNMS SQL Injection

LibreNMS through 1.47 allows SQL injection via the html/ajax_table.php sort[hostname] parameter, exploitable by authenticated users during a search.

Record: GHSA-4fwh-r866-pvh9
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-89
Updated: 2026-11-02

Affected products

librenms

Affected packages

Affected packages
Package	Affected	Fixed
`librenms/librenms` Packagist	through 1.47	1.65
`librenms/librenms` Packagist	before 1.65, plus listed versions 1.191.201.20.11.211.22 Show 45 moreShow less 1.22.011.231.241.251.261.271.281.291.301.30.011.311.31.011.31.021.31.031.321.32.011.331.33.011.341.351.361.36.011.371.381.391.401.411.421.42.011.431.441.451.461.471.481.48.11.491.501.50.11.511.521.531.53.11.541.55	1.65

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-20678 is a high vulnerability (CVSS 8.8) in Librenms, published March 28, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.38%, the 72nd percentile. Fixed in librenms/librenms 1.65.

References

This page doesn't list everything

Left out here: 13 versions. The JSON record has them.