Path Traversal in LibreNMS

published 2019-09-09 7 y ago modified 2026-06-17 4 mo ago also GHSA-r336-jxfr-4c3c , EUVD-2019-0711

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.2%; EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits: 0; none known

An issue was discovered in LibreNMS 1.50.1. An authenticated user can perform a directory traversal attack against the /pdf.php file with a partial filename in the report parameter, to cause local file inclusion resulting in code execution.

Patch / fix

fixed in 1

packagist librenms/librenms 1.53

Exploit prediction

2.17% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

darkmatter.ae https://www.darkmatter.ae/xen1thlabs/librenms-limited-local-file-inclusion-via-directory-traversal-vulnerability-xl-19-019/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.0	AV:N/AC:M/Au:S/C:P/I:P/A:P
GitHub	3.1	7.5	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
packagist	librenms/librenms	<1.53	1.53

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

darkmatter.ae /xen1thlabs/librenms-limited-local-file-inclusion-via-directory-traversal-vulnerability-xl-19-019/
exploit, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2019-12464
advisory
darkmatter.ae /xen1thlabs/librenms-limited-local-file-inclusion-via-directory-traversal-vulnerability-xl-19-019
web

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary