CVE-2024-51092: LibreNMS before 24.10.0 allows a remote attacker to execute arbitrary code via OS command injection involving

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CRITICAL 9.1UPGRADE

CVE-2024-51092 is a critical-severity flaw (CVSS 9.1) affecting librenms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

LibreNMS before 24.10.0 allows a remote attacker to execute arbitrary code via OS command injection involving AboutController.php's index(), SettingsController.php's update(), and PollDevice.php's initRrdDirectory().

Why this priority

Critical severity
EPSS top 6%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	7.2% (top 6%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-05-08
Last modified	2026-10-27

Publisher (CNA): MITRE · Vendor: librenms

Last updated 2026-10-27 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-08 06:16 UTCPublished CVE record published
2026-10-27 23:10 UTCUpdated Record last modified

librenms librenms UPGRADE

Affected: < 24.10.0

Fixed in: 24.10.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy librenms || rpm -q librenms || librenms --version

2. UPGRADE to 24.10.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade librenms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade librenms

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Composer (PHP) · librenms/librenms · FIXED · 24.10.0 · vulnerable: <= 24.9.1 · source

composer require "librenms/librenms:>=24.10.0"

Fedora 46 · fzssh · FIXED · 1.4.0-2.fc46 · FEDORA-2026-8004fcd067 · source

sudo dnf upgrade --advisory=FEDORA-2026-8004fcd067

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: github.com/librenms/librenms/security/advisories/GHSA-x645-6pf9-xwxw
Write-up: raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/http/l
Metasploit: LibreNMS Authenticated RCE (CVE-2024-51092)

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-51092?

librenms: upgrade to 24.10.0. Exact commands for each OS are on this page.

Is CVE-2024-51092 being exploited?

CVE-2024-51092 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-51092 affect?

CVE-2024-51092 affects librenms. Severity is critical (CVSS 9.1). LibreNMS before 24.10.0 allows a remote attacker to execute arbitrary code via OS command injection involving AboutController.php's index(), SettingsController.php's update(), and PollDevice.php's initRrdDirectory().

How urgent is CVE-2024-51092?

Priority 60/100. Critical severity; EPSS top 6%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

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References

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